// $ANTLR start "assignmentExpression" // AS3_ex.g3:2196:1: assignmentExpression : ( leftHandSideExpression assignmentOperator assignmentExpression | conditionalExpression ); public AS3_exParser.assignmentExpression_return assignmentExpression() // throws RecognitionException [1] { AS3_exParser.assignmentExpression_return retval = new AS3_exParser.assignmentExpression_return(); retval.Start = input.LT(1); int assignmentExpression_StartIndex = input.Index(); object root_0 = null; AS3_exParser.leftHandSideExpression_return leftHandSideExpression236 = null; AS3_exParser.assignmentOperator_return assignmentOperator237 = null; AS3_exParser.assignmentExpression_return assignmentExpression238 = null; AS3_exParser.conditionalExpression_return conditionalExpression239 = null; try { if ( (state.backtracking > 0) && AlreadyParsedRule(input, 102) ) { return retval; } // AS3_ex.g3:2197:5: ( leftHandSideExpression assignmentOperator assignmentExpression | conditionalExpression ) int alt114 = 2; alt114 = dfa114.Predict(input); switch (alt114) { case 1 : // AS3_ex.g3:2198:7: leftHandSideExpression assignmentOperator assignmentExpression { root_0 = (object)adaptor.GetNilNode(); PushFollow(FOLLOW_leftHandSideExpression_in_assignmentExpression10224); leftHandSideExpression236 = leftHandSideExpression(); state.followingStackPointer--; if (state.failed) return retval; if ( state.backtracking == 0 ) adaptor.AddChild(root_0, leftHandSideExpression236.Tree); PushFollow(FOLLOW_assignmentOperator_in_assignmentExpression10227); assignmentOperator237 = assignmentOperator(); state.followingStackPointer--; if (state.failed) return retval; if ( state.backtracking == 0 ) adaptor.AddChild(root_0, assignmentOperator237.Tree); PushFollow(FOLLOW_assignmentExpression_in_assignmentExpression10230); assignmentExpression238 = assignmentExpression(); state.followingStackPointer--; if (state.failed) return retval; if ( state.backtracking == 0 ) adaptor.AddChild(root_0, assignmentExpression238.Tree); } break; case 2 : // AS3_ex.g3:2199:7: conditionalExpression { root_0 = (object)adaptor.GetNilNode(); PushFollow(FOLLOW_conditionalExpression_in_assignmentExpression10238); conditionalExpression239 = conditionalExpression(); state.followingStackPointer--; if (state.failed) return retval; if ( state.backtracking == 0 ) adaptor.AddChild(root_0, conditionalExpression239.Tree); } break; } 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, 102, assignmentExpression_StartIndex); } } return retval; }
// $ANTLR start "assignmentExpression" // AS3_ex.g3:3010:1: assignmentExpression : ( ( leftHandSideExpression assignmentOperator )=> leftHandSideExpression assignmentOperator assignmentExpression | conditionalExpression ) ; public AS3_exParser.assignmentExpression_return assignmentExpression() // throws RecognitionException [1] { AS3_exParser.assignmentExpression_return retval = new AS3_exParser.assignmentExpression_return(); retval.Start = input.LT(1); int assignmentExpression_StartIndex = input.Index(); object root_0 = null; AS3_exParser.leftHandSideExpression_return leftHandSideExpression247 = null; AS3_exParser.assignmentOperator_return assignmentOperator248 = null; AS3_exParser.assignmentExpression_return assignmentExpression249 = null; AS3_exParser.conditionalExpression_return conditionalExpression250 = null; WrapOptions options=mPrinter.getExpressionWrapOptions(); bool pushedWrapInfo=false; try { if ( (state.backtracking > 0) && AlreadyParsedRule(input, 102) ) { return retval; } // AS3_ex.g3:3015:5: ( ( ( leftHandSideExpression assignmentOperator )=> leftHandSideExpression assignmentOperator assignmentExpression | conditionalExpression ) ) // AS3_ex.g3:3016:8: ( ( leftHandSideExpression assignmentOperator )=> leftHandSideExpression assignmentOperator assignmentExpression | conditionalExpression ) { root_0 = (object)adaptor.GetNilNode(); if ( state.backtracking == 0 ) { pushedWrapInfo=pushWrapInfo(options, true); } // AS3_ex.g3:3017:7: ( ( leftHandSideExpression assignmentOperator )=> leftHandSideExpression assignmentOperator assignmentExpression | conditionalExpression ) int alt121 = 2; alt121 = dfa121.Predict(input); switch (alt121) { case 1 : // AS3_ex.g3:3018:9: ( leftHandSideExpression assignmentOperator )=> leftHandSideExpression assignmentOperator assignmentExpression { PushFollow(FOLLOW_leftHandSideExpression_in_assignmentExpression11438); leftHandSideExpression247 = leftHandSideExpression(); state.followingStackPointer--; if (state.failed) return retval; if ( state.backtracking == 0 ) adaptor.AddChild(root_0, leftHandSideExpression247.Tree); PushFollow(FOLLOW_assignmentOperator_in_assignmentExpression11441); assignmentOperator248 = assignmentOperator(); state.followingStackPointer--; if (state.failed) return retval; if ( state.backtracking == 0 ) adaptor.AddChild(root_0, assignmentOperator248.Tree); PushFollow(FOLLOW_assignmentExpression_in_assignmentExpression11444); assignmentExpression249 = assignmentExpression(); state.followingStackPointer--; if (state.failed) return retval; if ( state.backtracking == 0 ) adaptor.AddChild(root_0, assignmentExpression249.Tree); } break; case 2 : // AS3_ex.g3:3019:8: conditionalExpression { PushFollow(FOLLOW_conditionalExpression_in_assignmentExpression11453); conditionalExpression250 = conditionalExpression(); state.followingStackPointer--; if (state.failed) return retval; if ( state.backtracking == 0 ) adaptor.AddChild(root_0, conditionalExpression250.Tree); } break; } if ( state.backtracking == 0 ) { if (pushedWrapInfo) mPrinter.popWrapContext(); } } 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, 102, assignmentExpression_StartIndex); } } return retval; }