Make matching case insensitive

Author: javiercn

src/StaticWebAssetsSdk/Tasks/Utils/Globbing/StaticWebAssetGlobMatcher.cs

@@ -190,7 +190,7 @@ private bool TryMatchParts(ReadOnlySpan<char> span, List<GlobSegmentPart> parts,
             switch (part.Kind)
             {
                 case GlobSegmentPartKind.Literal:
-                    if (!span.Slice(index).StartsWith(part.Value.Span, StringComparison.Ordinal))
+                    if (!span.Slice(index).StartsWith(part.Value.Span, StringComparison.OrdinalIgnoreCase))
                     {
                         // Literal didn't match
                         return false;
@@ -219,7 +219,7 @@ private bool TryMatchParts(ReadOnlySpan<char> span, List<GlobSegmentPart> parts,
                             case GlobSegmentPartKind.Literal:
                                 // Start searching after the current index + the minimum characters to consume
                                 var remainingSpan = span.Slice(index + minimumCharactersToConsume);
-                                var nextLiteralIndex = remainingSpan.IndexOf(nextPart.Value.Span);
+                                var nextLiteralIndex = remainingSpan.IndexOf(nextPart.Value.Span, StringComparison.OrdinalIgnoreCase);
                                 while (nextLiteralIndex != -1)
                                 {
                                     // Consume the characters before the literal and the literal itself before we try
@@ -235,7 +235,7 @@ private bool TryMatchParts(ReadOnlySpan<char> span, List<GlobSegmentPart> parts,
                                     if (!TryMatchParts(remainingSpan, parts, 0, j + 1))
                                     {
                                         // If we couldn't match the rest of the parts, try the next literal
-                                        nextLiteralIndex = remainingSpan.IndexOf(nextPart.Value.Span);
+                                        nextLiteralIndex = remainingSpan.IndexOf(nextPart.Value.Span, StringComparison.OrdinalIgnoreCase);
                                     }
                                     else
                                     {

src/StaticWebAssetsSdk/Tasks/Utils/Globbing/StaticWebAssetGlobMatcherBuilder.cs

@@ -81,7 +81,7 @@ private void BuildTree(GlobNode includes, List<string> includePatterns, List<Rea
     }
     private bool TryAddLiteral(ReadOnlyMemory<char> segment, ReadOnlySpan<char> segmentSpan, string pattern, ref GlobNode current)
     {
-        current.Literals ??= new Dictionary<string, GlobNode>(OSPath.PathComparer);
+        current.Literals ??= new Dictionary<string, GlobNode>(StringComparer.OrdinalIgnoreCase);
         var literal = segment.ToString();
         if (!current.Literals.TryGetValue(literal, out var literalNode))
         {
@@ -149,7 +149,7 @@ private static bool TryAddExtension(ReadOnlyMemory<char> segment, ReadOnlySpan<c
     {
         if (segmentSpan.StartsWith("*.".AsSpan(), StringComparison.Ordinal) && segmentSpan.LastIndexOf('*') == 0)
         {
-            current.Extensions ??= new Dictionary<string, GlobNode>(OSPath.PathComparer);
+            current.Extensions ??= new Dictionary<string, GlobNode>(StringComparer.OrdinalIgnoreCase);
 
             var extension = segment.Slice(1).ToString();
             if (!current.Extensions.TryGetValue(extension, out var extensionNode))

test/Microsoft.NET.Sdk.Razor.Tests/StaticWebAssets/ContentTypeProviderTests.cs

@@ -59,7 +59,7 @@ public void GetContentType_HandlesFingerprintedPaths()
         // Arrange
         var provider = new ContentTypeProvider([]);
         // Act
-        var contentType = provider.ResolveContentTypeMapping("_content\\RazorPackageLibraryDirectDependency\\RazorPackageLibraryDirectDependency#[.{fingerprint}].bundle.scp.css.gz", _log);
+        var contentType = provider.ResolveContentTypeMapping("_content/RazorPackageLibraryDirectDependency/RazorPackageLibraryDirectDependency#[.{fingerprint}].bundle.scp.css.gz", _log);
         // Assert
         Assert.Equal("text/css", contentType.MimeType);
     }