ensure reproducible elements order by sorting

hboutemy · hboutemy · commit e8866a18028d · 2022-08-08T23:07:21.000+02:00
diff --git a/tool/src/main/antlr3/org/antlr/grammar/v3/CodeGenTreeWalker.g b/tool/src/main/antlr3/org/antlr/grammar/v3/CodeGenTreeWalker.g
@@ -56,6 +56,7 @@ import org.antlr.codegen.*;
 import java.util.HashSet;
 import java.util.Set;
 import java.util.Collection;
+import java.util.Collections;
 import org.antlr.runtime.BitSet;
 import org.antlr.runtime.DFA;
 import org.stringtemplate.v4.ST;
@@ -284,6 +285,7 @@ protected final List<String> getTokenTypesAsTargetLabels(Collection<GrammarAST>
         }
         labels.add( label );
     }
+	Collections.sort(labels); // ensure reproducible order
     return labels;
 }
 

Original file line number	Diff line number	Diff line change
`@@ -56,6 +56,7 @@ import org.antlr.codegen.*;`
`56`	`56`	`import java.util.HashSet;`
`57`	`57`	`import java.util.Set;`
`58`	`58`	`import java.util.Collection;`
	`59`	`+import java.util.Collections;`
`59`	`60`	`import org.antlr.runtime.BitSet;`
`60`	`61`	`import org.antlr.runtime.DFA;`
`61`	`62`	`import org.stringtemplate.v4.ST;`
`@@ -284,6 +285,7 @@ protected final List<String> getTokenTypesAsTargetLabels(Collection<GrammarAST>`
`284`	`285`	`}`
`285`	`286`	`labels.add( label );`
`286`	`287`	`}`
	`288`	`+ Collections.sort(labels); // ensure reproducible order`
`287`	`289`	`return labels;`
`288`	`290`	`}`
`289`	`291`