// $ANTLR start "returnStat" // C:\\Users\\Dominik Halfkann\\Documents\\Visual Studio 2010\\Projects\\SGLParserTester\\SGL\\AntlrParser\\SGL.g:279:1: returnStat : 'return' expression -> ^( RETURN expression ) ; public SGLParser.returnStat_return returnStat() // throws RecognitionException [1] { SGLParser.returnStat_return retval = new SGLParser.returnStat_return(); retval.Start = input.LT(1); object root_0 = null; IToken string_literal84 = null; SGLParser.expression_return expression85 = default(SGLParser.expression_return); object string_literal84_tree=null; RewriteRuleTokenStream stream_66 = new RewriteRuleTokenStream(adaptor,"token 66"); RewriteRuleSubtreeStream stream_expression = new RewriteRuleSubtreeStream(adaptor,"rule expression"); try { // C:\\Users\\Dominik Halfkann\\Documents\\Visual Studio 2010\\Projects\\SGLParserTester\\SGL\\AntlrParser\\SGL.g:280:2: ( 'return' expression -> ^( RETURN expression ) ) // C:\\Users\\Dominik Halfkann\\Documents\\Visual Studio 2010\\Projects\\SGLParserTester\\SGL\\AntlrParser\\SGL.g:280:4: 'return' expression { string_literal84=(IToken)Match(input,66,FOLLOW_66_in_returnStat985); stream_66.Add(string_literal84); PushFollow(FOLLOW_expression_in_returnStat987); expression85 = expression(); state.followingStackPointer--; stream_expression.Add(expression85.Tree); // AST REWRITE // elements: 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(); // 280:24: -> ^( RETURN expression ) { // C:\\Users\\Dominik Halfkann\\Documents\\Visual Studio 2010\\Projects\\SGLParserTester\\SGL\\AntlrParser\\SGL.g:280:27: ^( RETURN expression ) { object root_1 = (object)adaptor.GetNilNode(); root_1 = (object)adaptor.BecomeRoot((object)adaptor.Create(RETURN, "RETURN"), root_1); adaptor.AddChild(root_1, stream_expression.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; }
// $ANTLR start "returnStat" // D:\\sgl4c#\\NewSGLGramma\\SGL.g:388:1: returnStat : 'return' expression -> ^( RETURN expression ) ; public SGLParser.returnStat_return returnStat() // throws RecognitionException [1] { SGLParser.returnStat_return retval = new SGLParser.returnStat_return(); retval.Start = input.LT(1); int returnStat_StartIndex = input.Index(); object root_0 = null; IToken string_literal156 = null; SGLParser.expression_return expression157 = default(SGLParser.expression_return); object string_literal156_tree=null; RewriteRuleTokenStream stream_84 = new RewriteRuleTokenStream(adaptor,"token 84"); RewriteRuleSubtreeStream stream_expression = new RewriteRuleSubtreeStream(adaptor,"rule expression"); try { if ( (state.backtracking > 0) && AlreadyParsedRule(input, 38) ) { return retval; } // D:\\sgl4c#\\NewSGLGramma\\SGL.g:389:2: ( 'return' expression -> ^( RETURN expression ) ) // D:\\sgl4c#\\NewSGLGramma\\SGL.g:389:4: 'return' expression { string_literal156=(IToken)Match(input,84,FOLLOW_84_in_returnStat1729); if (state.failed) return retval; if ( (state.backtracking==0) ) stream_84.Add(string_literal156); PushFollow(FOLLOW_expression_in_returnStat1731); expression157 = expression(); state.followingStackPointer--; if (state.failed) return retval; if ( (state.backtracking==0) ) stream_expression.Add(expression157.Tree); // AST REWRITE // elements: 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(); // 389:24: -> ^( RETURN expression ) { // D:\\sgl4c#\\NewSGLGramma\\SGL.g:389:27: ^( RETURN expression ) { object root_1 = (object)adaptor.GetNilNode(); root_1 = (object)adaptor.BecomeRoot((object)adaptor.Create(RETURN, "RETURN"), root_1); adaptor.AddChild(root_1, stream_expression.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, returnStat_StartIndex); } } return retval; }