docs: update README examples to use const and let

Author: Planeshifter

lib/node_modules/@stdlib/_tools/pkgs/name2bucket/README.md

@@ -27,26 +27,26 @@ limitations under the License.
 ## Usage
 
 ```javascript
-var name2bucket = require( '@stdlib/_tools/pkgs/name2bucket' );
+const name2bucket = require( '@stdlib/_tools/pkgs/name2bucket' );
 ```
 
 #### name2bucket( name, buckets )
 
 Deterministically converts a package `name` (or a list of package names) to a bucket.
 
 ```javascript
-var out = name2bucket( '@stdlib/math/base/special/sin', 10 );
+const out = name2bucket( '@stdlib/math/base/special/sin', 10 );
 // returns <number>
 ```
 
 To convert more than one package `name`, provide a list of package names.
 
 ```javascript
-var list = [
+const list = [
     '@stdlib/math/base/special/sin',
     '@stdlib/math/base/special/cos'
 ];
-var out = name2bucket( list, 10 );
+const out = name2bucket( list, 10 );
 // returns [ <number>, <number> ]
 ```
 
@@ -61,14 +61,14 @@ var out = name2bucket( list, 10 );
 -   The function maps standalone and non-standalone `stdlib` packages to the same bucket.
 
     ```javascript
-    var list = [
+    const list = [
         '@stdlib/math/base/special/sin',
         '@stdlib/math-base-special-sin'
     ];
-    var out = name2bucket( list, 10 );
+    const out = name2bucket( list, 10 );
     // returns [...]
 
-    var bool = ( out[ 0 ] === out[ 1 ] );
+    const bool = ( out[ 0 ] === out[ 1 ] );
     // returns true
     ```
 
@@ -83,33 +83,33 @@ var out = name2bucket( list, 10 );
 <!-- eslint no-undef: "error" -->
 
 ```javascript
-var join = require( 'path' ).join;
-var pkgNames = require( '@stdlib/_tools/pkgs/names' ).sync;
-var rootDir = require( '@stdlib/_tools/utils/root-dir' );
-var chi2gof = require( '@stdlib/stats/chi2gof' );
-var countBy = require( '@stdlib/utils/count-by' );
-var objectValues = require( '@stdlib/utils/values' );
-var identity = require( '@stdlib/utils/identity-function' );
-var name2bucket = require( '@stdlib/_tools/pkgs/name2bucket' );
+const join = require( 'path' ).join;
+const pkgNames = require( '@stdlib/_tools/pkgs/names' ).sync;
+const rootDir = require( '@stdlib/_tools/utils/root-dir' );
+const chi2gof = require( '@stdlib/stats/chi2gof' );
+const countBy = require( '@stdlib/utils/count-by' );
+const objectValues = require( '@stdlib/utils/values' );
+const identity = require( '@stdlib/utils/identity-function' );
+const name2bucket = require( '@stdlib/_tools/pkgs/name2bucket' );
 
 // Resolve a namespace directory:
-var dir = join( rootDir(), 'lib', 'node_modules', '@stdlib', 'math', 'base', 'special' );
+const dir = join( rootDir(), 'lib', 'node_modules', '@stdlib', 'math', 'base', 'special' );
 
 // Resolve a list of package names:
-var names = pkgNames({
+const names = pkgNames({
     'dir': dir
 });
 
 // Place the names into 10 buckets:
-var out = name2bucket( names, 10 );
+const out = name2bucket( names, 10 );
 console.log( out.join( '\n' ) );
 
 // Count the number of names in each bin:
-var counts = countBy( out, identity );
+const counts = countBy( out, identity );
 console.log( counts );
 
 // Determine whether the names are uniformly distributed:
-var o = chi2gof( objectValues( counts ), 'discrete-uniform', 0, 9 );
+const o = chi2gof( objectValues( counts ), 'discrete-uniform', 0, 9 );
 console.log( o.toString() );
 ```
 

lib/node_modules/@stdlib/_tools/remark/plugins/remark-lint-eslint/README.md

@@ -27,35 +27,39 @@ limitations under the License.
 ## Usage
 
 ```javascript
-var plugin = require( '@stdlib/_tools/remark/plugins/remark-lint-eslint' );
+const plugin = require( '@stdlib/_tools/remark/plugins/remark-lint-eslint' );
 ```
 
 #### plugin()
 
 A [remark][remark] plugin which, when provided a Markdown abstract syntax `tree`, lints JavaScript code blocks using the default [ESLint][eslint] configuration.
 
+<!-- eslint-disable node/no-sync -->
+
 ```javascript
-var remark = require( 'remark' );
+const remark = require( 'remark' );
 
 // Create a synchronous Markdown text linter:
-var linter = remark().use( plugin ).processSync;
+const linter = remark().use( plugin ).processSync;
 
 // Lint Markdown:
-var vfile = linter( '```javascript\nvar beep = \'boop\';\n```' );
+const vfile = linter( '```javascript\nvar beep = \'boop\';\n```' );
 ```
 
 #### plugin.factory( \[options] )
 
 Returns a configured [remark][remark] plugin for linting JavaScript code blocks. 
 
+<!-- eslint-disable node/no-sync -->
+
 ```javascript
-var remark = require( 'remark' );
+const remark = require( 'remark' );
 
 // Create a synchronous Markdown text linter:
-var linter = remark().use( plugin.factory() ).processSync;
+const linter = remark().use( plugin.factory() ).processSync;
 
 // Lint Markdown:
-var vfile = linter( '```javascript\nvar beep = \'boop\';\n```' );
+const vfile = linter( '```javascript\nvar beep = \'boop\';\n```' );
 ```
 
 The function recognizes the following `options`:
@@ -66,22 +70,24 @@ To specify configuration `options`, set the respective properties.
 
 <!-- run-disable -->
 
+<!-- eslint-disable node/no-sync -->
+
 ```javascript
-var remark = require( 'remark' );
+const remark = require( 'remark' );
 
 // Define options:
-var opts = {
+const opts = {
     'config': '/path/to/.eslintrc'
 };
 
 // Create a plugin:
-var lint = plugin.factory( opts );
+const lint = plugin.factory( opts );
 
 // Create a synchronous Markdown text linter:
-var linter = remark().use( lint ).processSync;
+const linter = remark().use( lint ).processSync;
 
 // Lint Markdown:
-var vfile = linter( '```javascript\nvar beep = \'boop\';\n```' );
+const vfile = linter( '```javascript\nvar beep = \'boop\';\n```' );
 ```
 
 </section>
@@ -103,9 +109,9 @@ var vfile = linter( '```javascript\nvar beep = \'boop\';\n```' );
         <!-- eslint-disable no-new-wrappers, no-sparse-arrays -->
 
         ```javascript
-        var x = new Number( 3.14 );
+        const x = new Number( 3.14 );
 
-        var arr = [ 1, , , 4, 5 ];
+        const arr = [ 1, , , 4, 5 ];
         ```
 
     The plugin supports multiple consecutive comments.
@@ -119,9 +125,9 @@ var vfile = linter( '```javascript\nvar beep = \'boop\';\n```' );
         <!-- eslint-disable no-sparse-arrays -->
 
         ```javascript
-        var x = new Number( 3.14 );
+        const x = new Number( 3.14 );
 
-        var arr = [ 1, , , 4, 5 ];
+        const arr = [ 1, , , 4, 5 ];
         ```
 
     Prior to linting, the plugin converts the content of each HTML comment to a JavaScript comment and prepends each comment to the content inside the code block. Accordingly, the plugin would transform the above example to
@@ -135,9 +141,9 @@ var vfile = linter( '```javascript\nvar beep = \'boop\';\n```' );
         ```javascript
         /* eslint-disable no-new-wrappers */
         /* eslint-disable no-sparse-arrays */
-        var x = new Number( 3.14 );
+        const x = new Number( 3.14 );
 
-        var arr = [ 1, , , 4, 5 ];
+        const arr = [ 1, , , 4, 5 ];
         ```
 
 -   Configuration comments **only** apply to a code block which follows immediately after. Hence, the plugin does **not** apply the following configuration comment to a subsequent code block.
@@ -149,7 +155,7 @@ var vfile = linter( '```javascript\nvar beep = \'boop\';\n```' );
         Beep boop.
 
         ```javascript
-        var x = new Number( 3.14 );
+        const x = new Number( 3.14 );
         ```
 
 -   The plugin lints each code block separately, and configuration comments are **not** shared between code blocks. Thus, one must repeat configuration comments for each code block.
@@ -161,15 +167,15 @@ var vfile = linter( '```javascript\nvar beep = \'boop\';\n```' );
         <!-- eslint-disable no-new-wrappers -->
 
         ```javascript
-        var x = new Number( 3.14 );
+        const x = new Number( 3.14 );
         ```
 
         Boop.
 
         <!-- eslint-disable no-new-wrappers -->
 
         ```javascript
-        var x = new Number( -3.14 );
+        const x = new Number( -3.14 );
         ```
 
 -   To skip linting for a particular code block, use the **non-standard** comment `<!-- eslint-skip -->`.
@@ -181,7 +187,7 @@ var vfile = linter( '```javascript\nvar beep = \'boop\';\n```' );
         <!-- eslint-skip -->
 
         ```javascript
-        var x = new Number( 3.14 );
+        const x = new Number( 3.14 );
         ```
 
     For skipped code blocks, the plugin reports neither rule nor syntax errors.
@@ -201,29 +207,29 @@ var vfile = linter( '```javascript\nvar beep = \'boop\';\n```' );
 <!-- eslint no-undef: "error" -->
 
 ```javascript
-var join = require( 'path' ).join;
-var resolve = require( 'path' ).resolve;
-var remark = require( 'remark' );
-var readFileSync = require( '@stdlib/fs/read-file' ).sync;
-var factory = require( '@stdlib/_tools/remark/plugins/remark-lint-eslint' ).factory;
+const join = require( 'path' ).join;
+const resolve = require( 'path' ).resolve;
+const remark = require( 'remark' );
+const readFileSync = require( '@stdlib/fs/read-file' ).sync;
+const factory = require( '@stdlib/_tools/remark/plugins/remark-lint-eslint' ).factory;
 
 // Define path to an ESLint config file:
-var config = resolve( __dirname, '..', '..', '..', '..', '..', '..', '..', 'etc', 'eslint', '.eslintrc.markdown.js' );
+const config = resolve( __dirname, '..', '..', '..', '..', '..', '..', '..', 'etc', 'eslint', '.eslintrc.markdown.js' );
 
 // Load a Markdown file:
-var fpath = join( __dirname, 'examples', 'fixtures', 'file.md' );
-var file = readFileSync( fpath );
+const fpath = join( __dirname, 'examples', 'fixtures', 'file.md' );
+const file = readFileSync( fpath );
 
 // Define plugin options:
-var opts = {
+const opts = {
     'config': config
 };
 
 // Create a plugin:
-var plugin = factory( opts );
+const plugin = factory( opts );
 
 // Lint code blocks:
-var out = remark().use( plugin ).processSync( file.toString() );
+const out = remark().use( plugin ).processSync( file.toString() );
 
 console.log( out );
 ```

lib/node_modules/@stdlib/_tools/remark/plugins/remark-namespace-toc/examples/fixtures/asinh/README.md

@@ -29,7 +29,7 @@ limitations under the License.
 <!-- run-disable -->
 
 ```javascript
-var asinh = require( '@stdlib/math/base/special/fast/asinh' );
+const asinh = require( '@stdlib/math/base/special/fast/asinh' );
 ```
 
 #### asinh( x )
@@ -39,7 +39,7 @@ Computes the [hyperbolic arcsine][inverse-hyperbolic] of a `number` (in radians)
 <!-- run-disable -->
 
 ```javascript
-var v = asinh( 0.0 );
+let v = asinh( 0.0 );
 // returns 0.0
 
 v = asinh( -0.0 );
@@ -74,7 +74,7 @@ v = asinh( Infinity );
     <!-- run-disable -->
 
     ```javascript
-    var v = asinh( 1.0e200 );
+    const v = asinh( 1.0e200 );
     // returns Infinity
     // (expected 461.2101657793691)
     ```
@@ -84,7 +84,7 @@ v = asinh( Infinity );
     <!-- run-disable -->
 
     ```javascript
-    var v = asinh( 1.0e-50 );
+    const v = asinh( 1.0e-50 );
     // returns 0.0
     // (expected 1.0e-50)
     ```
@@ -100,13 +100,12 @@ v = asinh( Infinity );
 <!-- eslint no-undef: "error" -->
 
 ```javascript
-var linspace = require( '@stdlib/array/base/linspace' );
-var asinh = require( '@stdlib/math/base/special/fast/asinh' );
+const linspace = require( '@stdlib/array/base/linspace' );
+const asinh = require( '@stdlib/math/base/special/fast/asinh' );
 
-var x = linspace( -5.0, 5.0, 103 );
+const x = linspace( -5.0, 5.0, 103 );
 
-var i;
-for ( i = 0; i < x.length; i++ ) {
+for ( let i = 0; i < x.length; i++ ) {
     console.log( asinh( x[ i ] ) );
 }
 ```