Fix MA0048 reporting on all types (#608)

meziantou · Oct 2, 2023 · 4e703c6 · 4e703c6
1 parent ecbaab8
commit 4e703c6
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diff --git a/src/Meziantou.Analyzer/Rules/FileNameMustMatchTypeNameAnalyzer.cs b/src/Meziantou.Analyzer/Rules/FileNameMustMatchTypeNameAnalyzer.cs
@@ -103,7 +103,7 @@ private static void AnalyzeSymbol(SymbolAnalysisContext context)
 
     private static ReadOnlySpan<char> GetFileName(ReadOnlySpan<char> filePath)
     {
-        var fileNameIndex = filePath.IndexOfAny('/', '\\');
+        var fileNameIndex = filePath.LastIndexOfAny('/', '\\');
         if (fileNameIndex > 0)
         {
             filePath = filePath[(fileNameIndex + 1)..];

diff --git a/tests/Meziantou.Analyzer.Test/Rules/FileNameMustMatchTypeNameAnalyzerTests.cs b/tests/Meziantou.Analyzer.Test/Rules/FileNameMustMatchTypeNameAnalyzerTests.cs
@@ -31,6 +31,17 @@ await CreateProjectBuilder()
               .WithSourceCode("Sample.xaml.cs", @"
 class Sample
 {
+}")
+              .ValidateAsync();
+    }
+
+    [Fact]
+    public async Task MatchFileName()
+    {
+        await CreateProjectBuilder()
+              .WithSourceCode("Root\\Foo/Bar.cs", @"
+class Bar
+{
 }")
               .ValidateAsync();
     }