[fix] fix the bug in GenericReferenceWriter where _systemTypePattern did not properly escape the '.' in type names. This caused issues when compiler-generated anonymous types and functions contained string sequences like 'System-Int', incorrectly matching them to 'System.Int', resulting in runtime exceptions.

pirunxi · pirunxi · commit f19ba3eb3053 · 2024-11-05T18:19:13.000+08:00
diff --git a/Editor/AOT/GenericReferenceWriter.cs b/Editor/AOT/GenericReferenceWriter.cs
@@ -39,7 +39,7 @@ public GenericReferenceWriter()
             {
                 _typeSimpleNameMapping.Add(e.Key.FullName, e.Value);
             }
-            _systemTypePattern = new Regex(string.Join("|", _typeSimpleNameMapping.Keys.Select (k => $@"\b{k}\b")));
+            _systemTypePattern = new Regex(string.Join("|", _typeSimpleNameMapping.Keys.Select (k => $@"\b{Regex.Escape(k)}\b")));
         }
 
         public string PrettifyTypeSig(string typeSig)

Original file line number	Diff line number	Diff line change
`@@ -39,7 +39,7 @@ public GenericReferenceWriter()`
`39`	`39`	`{`
`40`	`40`	`_typeSimpleNameMapping.Add(e.Key.FullName, e.Value);`
`41`	`41`	`}`
`42`		`- _systemTypePattern = new Regex(string.Join("\|", _typeSimpleNameMapping.Keys.Select (k => $@"\b{k}\b")));`
	`42`	`+ _systemTypePattern = new Regex(string.Join("\|", _typeSimpleNameMapping.Keys.Select (k => $@"\b{Regex.Escape(k)}\b")));`
`43`	`43`	`}`
`44`	`44`
`45`	`45`	`public string PrettifyTypeSig(string typeSig)`