ES3Parser.breakStatement C# (CSharp) Method

    public ES3Parser.breakStatement_return breakStatement() // throws RecognitionException [1]
    {   
        ES3Parser.breakStatement_return retval = new ES3Parser.breakStatement_return();
        retval.Start = input.LT(1);

        object root_0 = null;

        IToken lb = null;
        IToken BREAK144 = null;
        ES3Parser.semic_return semic145 = default(ES3Parser.semic_return);


        object lb_tree=null;
        object BREAK144_tree=null;

         
        	string label = String.Empty; 

        try 
    	{
            // C:\\Users\\s.ros\\Projets\\Jint\\Jint\\ES3.g:1671:2: ( BREAK (lb= Identifier )? semic )
            // C:\\Users\\s.ros\\Projets\\Jint\\Jint\\ES3.g:1671:4: BREAK (lb= Identifier )? semic
            {
            	root_0 = (object)adaptor.GetNilNode();

            	BREAK144=(IToken)Match(input,BREAK,FOLLOW_BREAK_in_breakStatement6138); 
            		BREAK144_tree = (object)adaptor.Create(BREAK144);
            		root_0 = (object)adaptor.BecomeRoot(BREAK144_tree, root_0);

            	 if (input.LA(1) == Identifier) PromoteEOL(null); 
            	// C:\\Users\\s.ros\\Projets\\Jint\\Jint\\ES3.g:1671:64: (lb= Identifier )?
            	int alt76 = 2;
            	int LA76_0 = input.LA(1);

            	if ( (LA76_0 == Identifier) )
            	{
            	    alt76 = 1;
            	}
            	switch (alt76) 
            	{
            	    case 1 :
            	        // C:\\Users\\s.ros\\Projets\\Jint\\Jint\\ES3.g:1671:65: lb= Identifier
            	        {
            	        	lb=(IToken)Match(input,Identifier,FOLLOW_Identifier_in_breakStatement6146); 
            	        		lb_tree = (object)adaptor.Create(lb);
            	        		adaptor.AddChild(root_0, lb_tree);

            	        	 label = lb.Text; 

            	        }
            	        break;

            	}

            	PushFollow(FOLLOW_semic_in_breakStatement6153);
            	semic145 = semic();
            	state.followingStackPointer--;

            	 retval.value =  new BreakStatement() { Label = label }; 

            }

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

            	retval.Tree = (object)adaptor.RulePostProcessing(root_0);
            	adaptor.SetTokenBoundaries(retval.Tree, (IToken) retval.Start, (IToken) retval.Stop);
        }
        catch (RecognitionException re) 
    	{
            ReportError(re);
            Recover(input,re);
    	// Conversion of the second argument necessary, but harmless
    	retval.Tree = (object)adaptor.ErrorNode(input, (IToken) retval.Start, input.LT(-1), re);

        }
        finally 
    	{
        }
        return retval;
    }
    // $ANTLR end "breakStatement"