ES3Parser.unaryOperator C# (CSharp) Method

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

        object root_0 = null;

        IToken op = null;
        IToken DELETE31 = null;
        IToken VOID32 = null;
        IToken TYPEOF33 = null;
        IToken INC34 = null;
        IToken DEC35 = null;
        IToken INV36 = null;
        IToken NOT37 = null;

        object op_tree=null;
        object DELETE31_tree=null;
        object VOID32_tree=null;
        object TYPEOF33_tree=null;
        object INC34_tree=null;
        object DEC35_tree=null;
        object INV36_tree=null;
        object NOT37_tree=null;

        try 
    	{
            // C:\\Users\\s.ros\\Projets\\Jint\\Jint\\ES3.g:1110:2: ( DELETE | VOID | TYPEOF | INC | DEC | op= ADD | op= SUB | INV | NOT )
            int alt25 = 9;
            switch ( input.LA(1) ) 
            {
            case DELETE:
            	{
                alt25 = 1;
                }
                break;
            case VOID:
            	{
                alt25 = 2;
                }
                break;
            case TYPEOF:
            	{
                alt25 = 3;
                }
                break;
            case INC:
            	{
                alt25 = 4;
                }
                break;
            case DEC:
            	{
                alt25 = 5;
                }
                break;
            case ADD:
            	{
                alt25 = 6;
                }
                break;
            case SUB:
            	{
                alt25 = 7;
                }
                break;
            case INV:
            	{
                alt25 = 8;
                }
                break;
            case NOT:
            	{
                alt25 = 9;
                }
                break;
            	default:
            	    NoViableAltException nvae_d25s0 =
            	        new NoViableAltException("", 25, 0, input);

            	    throw nvae_d25s0;
            }

            switch (alt25) 
            {
                case 1 :
                    // C:\\Users\\s.ros\\Projets\\Jint\\Jint\\ES3.g:1110:4: DELETE
                    {
                    	root_0 = (object)adaptor.GetNilNode();

                    	DELETE31=(IToken)Match(input,DELETE,FOLLOW_DELETE_in_unaryOperator3877); 
                    		DELETE31_tree = (object)adaptor.Create(DELETE31);
                    		adaptor.AddChild(root_0, DELETE31_tree);

                    	 retval.value =  UnaryExpressionType.Delete; 

                    }
                    break;
                case 2 :
                    // C:\\Users\\s.ros\\Projets\\Jint\\Jint\\ES3.g:1111:4: VOID
                    {
                    	root_0 = (object)adaptor.GetNilNode();

                    	VOID32=(IToken)Match(input,VOID,FOLLOW_VOID_in_unaryOperator3884); 
                    		VOID32_tree = (object)adaptor.Create(VOID32);
                    		adaptor.AddChild(root_0, VOID32_tree);

                    	 retval.value =  UnaryExpressionType.Void; 

                    }
                    break;
                case 3 :
                    // C:\\Users\\s.ros\\Projets\\Jint\\Jint\\ES3.g:1112:4: TYPEOF
                    {
                    	root_0 = (object)adaptor.GetNilNode();

                    	TYPEOF33=(IToken)Match(input,TYPEOF,FOLLOW_TYPEOF_in_unaryOperator3891); 
                    		TYPEOF33_tree = (object)adaptor.Create(TYPEOF33);
                    		adaptor.AddChild(root_0, TYPEOF33_tree);

                    	 retval.value =  UnaryExpressionType.TypeOf; 

                    }
                    break;
                case 4 :
                    // C:\\Users\\s.ros\\Projets\\Jint\\Jint\\ES3.g:1113:4: INC
                    {
                    	root_0 = (object)adaptor.GetNilNode();

                    	INC34=(IToken)Match(input,INC,FOLLOW_INC_in_unaryOperator3898); 
                    		INC34_tree = (object)adaptor.Create(INC34);
                    		adaptor.AddChild(root_0, INC34_tree);

                    	 retval.value =  UnaryExpressionType.PrefixPlusPlus; 

                    }
                    break;
                case 5 :
                    // C:\\Users\\s.ros\\Projets\\Jint\\Jint\\ES3.g:1114:4: DEC
                    {
                    	root_0 = (object)adaptor.GetNilNode();

                    	DEC35=(IToken)Match(input,DEC,FOLLOW_DEC_in_unaryOperator3905); 
                    		DEC35_tree = (object)adaptor.Create(DEC35);
                    		adaptor.AddChild(root_0, DEC35_tree);

                    	 retval.value =  UnaryExpressionType.PrefixMinusMinus; 

                    }
                    break;
                case 6 :
                    // C:\\Users\\s.ros\\Projets\\Jint\\Jint\\ES3.g:1115:4: op= ADD
                    {
                    	root_0 = (object)adaptor.GetNilNode();

                    	op=(IToken)Match(input,ADD,FOLLOW_ADD_in_unaryOperator3914); 
                    		op_tree = (object)adaptor.Create(op);
                    		adaptor.AddChild(root_0, op_tree);

                    	 op.Type = POS; retval.value =  UnaryExpressionType.Positive; 

                    }
                    break;
                case 7 :
                    // C:\\Users\\s.ros\\Projets\\Jint\\Jint\\ES3.g:1116:4: op= SUB
                    {
                    	root_0 = (object)adaptor.GetNilNode();

                    	op=(IToken)Match(input,SUB,FOLLOW_SUB_in_unaryOperator3923); 
                    		op_tree = (object)adaptor.Create(op);
                    		adaptor.AddChild(root_0, op_tree);

                    	 op.Type = NEG; retval.value =  UnaryExpressionType.Negate; 

                    }
                    break;
                case 8 :
                    // C:\\Users\\s.ros\\Projets\\Jint\\Jint\\ES3.g:1117:4: INV
                    {
                    	root_0 = (object)adaptor.GetNilNode();

                    	INV36=(IToken)Match(input,INV,FOLLOW_INV_in_unaryOperator3930); 
                    		INV36_tree = (object)adaptor.Create(INV36);
                    		adaptor.AddChild(root_0, INV36_tree);

                    	 retval.value =  UnaryExpressionType.Inv; 

                    }
                    break;
                case 9 :
                    // C:\\Users\\s.ros\\Projets\\Jint\\Jint\\ES3.g:1118:4: NOT
                    {
                    	root_0 = (object)adaptor.GetNilNode();

                    	NOT37=(IToken)Match(input,NOT,FOLLOW_NOT_in_unaryOperator3937); 
                    		NOT37_tree = (object)adaptor.Create(NOT37);
                    		adaptor.AddChild(root_0, NOT37_tree);

                    	 retval.value =  UnaryExpressionType.Not; 

                    }
                    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 "unaryOperator"