fix: antlr#4128 - Prevent generating escape sequences when Windows di…

…rectories start with a u Signed-off-by: Jim.Idle <[email protected]>
parrt · May 31, 2023 · 5d7b514 · 5d7b514
1 parent 628602d
commit 5d7b514
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/tool/src/org/antlr/v4/codegen/model/OutputFile.java b/tool/src/org/antlr/v4/codegen/model/OutputFile.java
@@ -26,7 +26,7 @@ public OutputFile(OutputModelFactory factory, String fileName) {
         super(factory);
         this.fileName = fileName;
         Grammar g = factory.getGrammar();
-		grammarFileName = g.fileName;
+		grammarFileName = g.fileName.replace("\\", "/"); // Prevent a path with windows delim and u breaking Java pre-parser on comments
 		ANTLRVersion = Tool.VERSION;
         TokenLabelType = g.getOptionString("TokenLabelType");
         InputSymbolType = TokenLabelType;