public final TLParser.idList_return idList() throws RecognitionException {
        TLParser.idList_return retval = new TLParser.idList_return();
        retval.start = input.LT(1);

        Object root_0 = null;

        Token Identifier96=null;
        Token char_literal97=null;
        Token Identifier98=null;

        Object Identifier96_tree=null;
        Object char_literal97_tree=null;
        Object Identifier98_tree=null;
        RewriteRuleTokenStream stream_Comma=new RewriteRuleTokenStream(adaptor,"token Comma");
        RewriteRuleTokenStream stream_Identifier=new RewriteRuleTokenStream(adaptor,"token Identifier");

        try {
            // src/grammar/TL.g:124:3: ( Identifier ( ',' Identifier )* -> ^( ID_LIST ( Identifier )+ ) )
            // src/grammar/TL.g:124:6: Identifier ( ',' Identifier )*
            {
            Identifier96=(Token)match(input,Identifier,FOLLOW_Identifier_in_idList843);  
            stream_Identifier.add(Identifier96);

            // src/grammar/TL.g:124:17: ( ',' Identifier )*
            loop16:
            do {
                int alt16=2;
                int LA16_0 = input.LA(1);

                if ( (LA16_0==Comma) ) {
                    alt16=1;
                }


                switch (alt16) {
            	case 1 :
            	    // src/grammar/TL.g:124:18: ',' Identifier
            	    {
            	    char_literal97=(Token)match(input,Comma,FOLLOW_Comma_in_idList846);  
            	    stream_Comma.add(char_literal97);

            	    Identifier98=(Token)match(input,Identifier,FOLLOW_Identifier_in_idList848);  
            	    stream_Identifier.add(Identifier98);


            	    }
            	    break;

            	default :
            	    break loop16;
                }
            } while (true);



            // AST REWRITE
            // elements: Identifier
            // token labels: 
            // rule labels: retval
            // token list labels: 
            // rule list labels: 
            // wildcard labels: 
            retval.tree = root_0;
            RewriteRuleSubtreeStream stream_retval=new RewriteRuleSubtreeStream(adaptor,"rule retval",retval!=null?retval.tree:null);

            root_0 = (Object)adaptor.nil();
            // 124:35: -> ^( ID_LIST ( Identifier )+ )
            {
                // src/grammar/TL.g:124:38: ^( ID_LIST ( Identifier )+ )
                {
                Object root_1 = (Object)adaptor.nil();
                root_1 = (Object)adaptor.becomeRoot((Object)adaptor.create(ID_LIST, "ID_LIST"), root_1);

                if ( !(stream_Identifier.hasNext()) ) {
                    throw new RewriteEarlyExitException();
                }
                while ( stream_Identifier.hasNext() ) {
                    adaptor.addChild(root_1, stream_Identifier.nextNode());

                }
                stream_Identifier.reset();

                adaptor.addChild(root_0, root_1);
                }

            }

            retval.tree = root_0;
            }

            retval.stop = input.LT(-1);

            retval.tree = (Object)adaptor.rulePostProcessing(root_0);
            adaptor.setTokenBoundaries(retval.tree, retval.start, retval.stop);

        }
        catch (RecognitionException re) {
            reportError(re);
            recover(input,re);
    	retval.tree = (Object)adaptor.errorNode(input, retval.start, input.LT(-1), re);

        }
        finally {
        }
        return retval;
    }