Skip to content

Add test for SA1000's handling of c# 7.1 default literal expressions #3838

New issue

Have a question about this project? Sign up for a free GitHub account to open an issue and contact its maintainers and the community.

Sign up for GitHub

By clicking “Sign up for GitHub”, you agree to our terms of service and privacy statement. We’ll occasionally send you account related emails.

Already on GitHub? Sign in to your account

Open
wants to merge 1 commit into
base: master
Choose a base branch
from
Open

Add test for SA1000's handling of c# 7.1 default literal expressions #3838

Show file tree
Hide file tree
Changes from all commits
Commits
Show all changes
1 commit
Select commit
File filter

Filter by extension

Filter by extension
Conversations
Failed to load comments.
Loading
Jump to
Jump to file
Failed to load files.
Loading
Diff view
Diff view
22 changes: 22 additions & 0 deletions StyleCop.Analyzers/StyleCop.Analyzers.Test.CSharp7/SpacingRules/SA1000CSharp7UnitTests.cs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -252,5 +252,27 @@ public async Task TestStackAllocImplicitArrayStatementAsync()
// this case is handled by SA1026, so it shouldn't be reported here
await this.TestKeywordStatementAsync(statementWithSpace, DiagnosticResult.EmptyDiagnosticResults, statementWithSpace, languageVersion: LanguageVersion.CSharp7_3.OrLaterDefault()).ConfigureAwait(false);
}

[Theory]
[InlineData("var x = b ? default : 3;")]
[InlineData("var x = b ?default: 3;")]
[InlineData("int x = default;")]
[InlineData("int x =default ;")]
[WorkItem(2420, "https://github.com/DotNetAnalyzers/StyleCopAnalyzers/issues/2420")]
public async Task TestDefaultLiteralExpressionAsync(string statement)
{
var testCode = $@"namespace TestNamespace
{{
public class TestClass
{{
public void TestMethod(bool b)
{{
{statement}
}}
}}
}}";

await VerifyCSharpDiagnosticAsync(LanguageVersion.CSharp7_1.OrLaterDefault(), testCode, DiagnosticResult.EmptyDiagnosticResults, CancellationToken.None).ConfigureAwait(false);
}
}
}
4 changes: 1 addition & 3 deletions StyleCop.Analyzers/StyleCop.Analyzers/SpacingRules/SA1000KeywordsMustBeSpacedCorrectly.cs
View file
Open in desktop
Original file line number Diff line number Diff line change
@@ -1,8 +1,6 @@
// Copyright (c) Tunnel Vision Laboratories, LLC. All Rights Reserved.
// Licensed under the MIT License. See LICENSE in the project root for license information.

#nullable disable

namespace StyleCop.Analyzers.SpacingRules
{
using System;
Expand Down Expand Up @@ -143,7 +141,7 @@ private static void HandleSyntaxTree(SyntaxTreeAnalysisContext context)
case SyntaxKind.DefaultKeyword:
if (token.Parent.IsKind(SyntaxKindEx.DefaultLiteralExpression))
{
// Ignore spacing around a default literal expression for now
// Ignore spacing around a default literal expression
break;
}

Expand Down
4 changes: 3 additions & 1 deletion documentation/SA1000.md
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -27,7 +27,9 @@ The following C# keywords should always be followed by a single space: `and`, `a
`foreach`, `from`, `group`, `if`, `in`, `is`, `into`, `join`, `let`, `lock`, `not`, `orderby`, `or`, `out`, `ref`, `return`, `select`,
`switch`, `using`, `var`, `where`, `while`, `yield`.

The following keywords should not be followed by any space: `checked`, `default`, `nameof`, `sizeof`, `typeof`, `unchecked`.
The `checked`, `default`, `nameof`, `sizeof`, `typeof`, and `unchecked` keywords should not be followed by any space, except in the following cases:

* The `default` keyword is used as a c# 7.1 default literal expression. In this case it can both have and not have trailing spaces.

The `new` and `stackalloc` keywords should always be followed by a space, except in the following cases:

Expand Down