Using clause removed from match expression

lang/src/main/java/edu/kit/iti/formal/psdbg/parser/ASTTraversal.java

@@ -95,7 +95,6 @@ public interface ASTTraversal<T> extends Visitor<T> {
     @Override
     default T visit(MatchExpression match) {
         match.getPattern().accept(this);
-        //match.getSignature().accept(this);
         return null;
     }
 

lang/src/main/java/edu/kit/iti/formal/psdbg/parser/TransformAst.java

@@ -363,11 +363,6 @@ public class TransformAst implements ScriptLanguageVisitor<Object> {
             e.setParent(match);
             match.setDerivableTerm(e);
         } else {
-            /*if (ctx.argList() != null) {
-                Signature signature = (Signature) ctx.argList().accept(this);
-                match.setSignature(signature);
-                signature.setParent(match);
-            }*/
             Expression<ParserRuleContext> e = (Expression<ParserRuleContext>) ctx.pattern.accept(this);
             match.setPattern(e);
             e.setParent(match);