ES3Parser.iterationStatement C# (CSharp) Method

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

        object root_0 = null;

        ES3Parser.doStatement_return dos = default(ES3Parser.doStatement_return);

        ES3Parser.whileStatement_return wh = default(ES3Parser.whileStatement_return);

        ES3Parser.forStatement_return fo = default(ES3Parser.forStatement_return);



        try 
    	{
            // C:\\Users\\s.ros\\Projets\\Jint\\Jint\\ES3.g:1525:2: (dos= doStatement | wh= whileStatement | fo= forStatement )
            int alt64 = 3;
            switch ( input.LA(1) ) 
            {
            case DO:
            	{
                alt64 = 1;
                }
                break;
            case WHILE:
            	{
                alt64 = 2;
                }
                break;
            case FOR:
            	{
                alt64 = 3;
                }
                break;
            	default:
            	    NoViableAltException nvae_d64s0 =
            	        new NoViableAltException("", 64, 0, input);

            	    throw nvae_d64s0;
            }

            switch (alt64) 
            {
                case 1 :
                    // C:\\Users\\s.ros\\Projets\\Jint\\Jint\\ES3.g:1525:4: dos= doStatement
                    {
                    	root_0 = (object)adaptor.GetNilNode();

                    	PushFollow(FOLLOW_doStatement_in_iterationStatement5641);
                    	dos = doStatement();
                    	state.followingStackPointer--;

                    	adaptor.AddChild(root_0, dos.Tree);
                    	 retval.value =  dos.value; 

                    }
                    break;
                case 2 :
                    // C:\\Users\\s.ros\\Projets\\Jint\\Jint\\ES3.g:1526:4: wh= whileStatement
                    {
                    	root_0 = (object)adaptor.GetNilNode();

                    	PushFollow(FOLLOW_whileStatement_in_iterationStatement5650);
                    	wh = whileStatement();
                    	state.followingStackPointer--;

                    	adaptor.AddChild(root_0, wh.Tree);
                    	 retval.value =  wh.value; 

                    }
                    break;
                case 3 :
                    // C:\\Users\\s.ros\\Projets\\Jint\\Jint\\ES3.g:1527:4: fo= forStatement
                    {
                    	root_0 = (object)adaptor.GetNilNode();

                    	PushFollow(FOLLOW_forStatement_in_iterationStatement5660);
                    	fo = forStatement();
                    	state.followingStackPointer--;

                    	adaptor.AddChild(root_0, fo.Tree);
                    	 retval.value =  (Statement)fo.value; 

                    }
                    break;

            }
            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 "iterationStatement"