예제 #1
0
파일: SGLParser.cs 프로젝트: peppy/sgl4cs
    // $ANTLR start "whileLoop"
    // C:\\Users\\Dominik Halfkann\\Documents\\Visual Studio 2010\\Projects\\SGLParserTester\\SGL\\AntlrParser\\SGL.g:243:1: whileLoop : 'while' expression commonBlock -> ^( 'while' expression commonBlock ) ;
    public SGLParser.whileLoop_return whileLoop() // throws RecognitionException [1]
    {   
        SGLParser.whileLoop_return retval = new SGLParser.whileLoop_return();
        retval.Start = input.LT(1);

        object root_0 = null;

        IToken string_literal59 = null;
        SGLParser.expression_return expression60 = default(SGLParser.expression_return);

        SGLParser.commonBlock_return commonBlock61 = default(SGLParser.commonBlock_return);


        object string_literal59_tree=null;
        RewriteRuleTokenStream stream_60 = new RewriteRuleTokenStream(adaptor,"token 60");
        RewriteRuleSubtreeStream stream_expression = new RewriteRuleSubtreeStream(adaptor,"rule expression");
        RewriteRuleSubtreeStream stream_commonBlock = new RewriteRuleSubtreeStream(adaptor,"rule commonBlock");
        try 
    	{
            // C:\\Users\\Dominik Halfkann\\Documents\\Visual Studio 2010\\Projects\\SGLParserTester\\SGL\\AntlrParser\\SGL.g:244:2: ( 'while' expression commonBlock -> ^( 'while' expression commonBlock ) )
            // C:\\Users\\Dominik Halfkann\\Documents\\Visual Studio 2010\\Projects\\SGLParserTester\\SGL\\AntlrParser\\SGL.g:244:4: 'while' expression commonBlock
            {
            	string_literal59=(IToken)Match(input,60,FOLLOW_60_in_whileLoop738);  
            	stream_60.Add(string_literal59);

            	PushFollow(FOLLOW_expression_in_whileLoop740);
            	expression60 = expression();
            	state.followingStackPointer--;

            	stream_expression.Add(expression60.Tree);
            	PushFollow(FOLLOW_commonBlock_in_whileLoop742);
            	commonBlock61 = commonBlock();
            	state.followingStackPointer--;

            	stream_commonBlock.Add(commonBlock61.Tree);


            	// AST REWRITE
            	// elements:          commonBlock, 60, expression
            	// 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.GetNilNode();
            	// 244:35: -> ^( 'while' expression commonBlock )
            	{
            	    // C:\\Users\\Dominik Halfkann\\Documents\\Visual Studio 2010\\Projects\\SGLParserTester\\SGL\\AntlrParser\\SGL.g:244:38: ^( 'while' expression commonBlock )
            	    {
            	    object root_1 = (object)adaptor.GetNilNode();
            	    root_1 = (object)adaptor.BecomeRoot(stream_60.NextNode(), root_1);

            	    adaptor.AddChild(root_1, stream_expression.NextTree());
            	    adaptor.AddChild(root_1, stream_commonBlock.NextTree());

            	    adaptor.AddChild(root_0, root_1);
            	    }

            	}

            	retval.Tree = root_0;retval.Tree = root_0;
            }

            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;
    }
예제 #2
0
    // $ANTLR start "whileLoop"
    // E:\\SGL\\sgl4c#\\NewSGLGramma\\SGL.g:410:1: whileLoop : 'while' expression commonBlock -> ^( 'while' expression commonBlock ) ;
    public SGLParser.whileLoop_return whileLoop() // throws RecognitionException [1]
    {   
        SGLParser.whileLoop_return retval = new SGLParser.whileLoop_return();
        retval.Start = input.LT(1);
        int whileLoop_StartIndex = input.Index();
        object root_0 = null;

        IToken string_literal148 = null;
        SGLParser.expression_return expression149 = default(SGLParser.expression_return);

        SGLParser.commonBlock_return commonBlock150 = default(SGLParser.commonBlock_return);


        object string_literal148_tree=null;
        RewriteRuleTokenStream stream_84 = new RewriteRuleTokenStream(adaptor,"token 84");
        RewriteRuleSubtreeStream stream_expression = new RewriteRuleSubtreeStream(adaptor,"rule expression");
        RewriteRuleSubtreeStream stream_commonBlock = new RewriteRuleSubtreeStream(adaptor,"rule commonBlock");
        try 
    	{
    	    if ( (state.backtracking > 0) && AlreadyParsedRule(input, 38) ) 
    	    {
    	    	return retval; 
    	    }
            // E:\\SGL\\sgl4c#\\NewSGLGramma\\SGL.g:411:2: ( 'while' expression commonBlock -> ^( 'while' expression commonBlock ) )
            // E:\\SGL\\sgl4c#\\NewSGLGramma\\SGL.g:411:4: 'while' expression commonBlock
            {
            	string_literal148=(IToken)Match(input,84,FOLLOW_84_in_whileLoop1753); if (state.failed) return retval; 
            	if ( (state.backtracking==0) ) stream_84.Add(string_literal148);

            	PushFollow(FOLLOW_expression_in_whileLoop1755);
            	expression149 = expression();
            	state.followingStackPointer--;
            	if (state.failed) return retval;
            	if ( (state.backtracking==0) ) stream_expression.Add(expression149.Tree);
            	PushFollow(FOLLOW_commonBlock_in_whileLoop1757);
            	commonBlock150 = commonBlock();
            	state.followingStackPointer--;
            	if (state.failed) return retval;
            	if ( (state.backtracking==0) ) stream_commonBlock.Add(commonBlock150.Tree);


            	// AST REWRITE
            	// elements:          commonBlock, 84, expression
            	// token labels:      
            	// rule labels:       retval
            	// token list labels: 
            	// rule list labels:  
            	// wildcard labels: 
            	if ( (state.backtracking==0) ) {
            	retval.Tree = root_0;
            	RewriteRuleSubtreeStream stream_retval = new RewriteRuleSubtreeStream(adaptor, "rule retval", retval!=null ? retval.Tree : null);

            	root_0 = (object)adaptor.GetNilNode();
            	// 411:35: -> ^( 'while' expression commonBlock )
            	{
            	    // E:\\SGL\\sgl4c#\\NewSGLGramma\\SGL.g:411:38: ^( 'while' expression commonBlock )
            	    {
            	    object root_1 = (object)adaptor.GetNilNode();
            	    root_1 = (object)adaptor.BecomeRoot(stream_84.NextNode(), root_1);

            	    adaptor.AddChild(root_1, stream_expression.NextTree());
            	    adaptor.AddChild(root_1, stream_commonBlock.NextTree());

            	    adaptor.AddChild(root_0, root_1);
            	    }

            	}

            	retval.Tree = root_0;retval.Tree = root_0;}
            }

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

            if ( (state.backtracking==0) )
            {	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 
    	{
            if ( state.backtracking > 0 ) 
            {
            	Memoize(input, 38, whileLoop_StartIndex); 
            }
        }
        return retval;
    }