Skip to content

Fix analyzer RCS1246 #1543

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

Merged
josefpihrt merged 3 commits into from
Sep 27, 2024
Merged

Fix analyzer RCS1246 #1543

Show file tree
Hide file tree
Changes from 1 commit
Commits
Show all changes
3 commits
Select commit Hold shift + click to select a range
7791fc2
update
josefpihrt Sep 27, 2024
ff516e8
changelog
josefpihrt Sep 27, 2024
7085342
fix
josefpihrt Sep 27, 2024
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
Next Next commit
update
  • Loading branch information
@josefpihrt
josefpihrt committed Sep 27, 2024
commit 7791fc24b5a8df6abaa8617f1f952716358d7b7e
2 changes: 1 addition & 1 deletion src/Common/CSharp/Analysis/UseElementAccessAnalysis.cs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -77,7 +77,7 @@ public static bool IsFixableLast(
if (((CSharpCompilation)semanticModel.Compilation).LanguageVersion < LanguageVersion.CSharp8)
return false;

if (semanticModel.Compilation.GetTypeByMetadataName("System.Index") is null)
if (semanticModel.Compilation.GetTypeByMetadataName("System.Index")?.DeclaredAccessibility != Accessibility.Public)
return false;

IMethodSymbol methodSymbol = semanticModel.GetReducedExtensionMethodInfo(invocationInfo.InvocationExpression, cancellationToken).Symbol;
Expand Down
17 changes: 17 additions & 0 deletions src/Tests/Analyzers.Tests/RCS1246UseElementAccessTests.cs
View file
Open in desktop
Original file line number Diff line number Diff line change
Expand Up @@ -182,6 +182,23 @@ void M()
", source, expected);
}

[Fact, Trait(Traits.Analyzer, DiagnosticIdentifiers.UseElementAccess)]
public async Task Test_UseElementAccessInsteadOfLast_CSharp7()
{
await VerifyNoDiagnosticAsync(@"
using System.Collections.Generic;

class C
{
void M()
{
List<string> x = null;
var y = x.Last();
}
}
", options: WellKnownCSharpTestOptions.Default_CSharp7);
}

[Fact, Trait(Traits.Analyzer, DiagnosticIdentifiers.UseElementAccess)]
public async Task TestNoDiagnostic_UseElementAccessInsteadOfLast()
{
Expand Down