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Fix issue with index access on set in parserinterpreter.py #4760

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Fix issue with index access on set in parserinterpreter.py #4760

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3e67670
fix set access in ParserInterpreter.py
PatrickStahl Jan 21, 2025
e2d0dd8
fix set access in ParserInterpreter.py
PatrickStahl Jan 21, 2025
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4 changes: 2 additions & 2 deletions runtime/Python3/src/antlr4/ParserInterpreter.py
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Original file line number Diff line number Diff line change
Expand Up @@ -58,7 +58,7 @@ def __init__(self, grammarFileName:str, tokenNames:list, ruleNames:list, atn:ATN
self._interp = ParserATNSimulator(self, atn, self.decisionToDFA, self.sharedContextCache)

# Begin parsing at startRuleIndex#
def parse(self, startRuleIndex:int):
def parse(self, startRuleIndex:int):
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@ericvergnaud ericvergnaud Feb 6, 2025

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incorrect indent ?

startRuleStartState = self.atn.ruleToStartState[startRuleIndex]
rootContext = InterpreterRuleContext(None, ATNState.INVALID_STATE_NUMBER, startRuleIndex)
if startRuleStartState.isPrecedenceRule:
Expand Down Expand Up @@ -108,7 +108,7 @@ def visitState(self, p:ATNState):
tt = transition.serializationType
if tt==Transition.EPSILON:

if self.pushRecursionContextStates[p.stateNumber] and not isinstance(transition.target, LoopEndState):
if p.stateNumber in self.pushRecursionContextStates and not isinstance(transition.target, LoopEndState):
t = self._parentContextStack[-1]
ctx = InterpreterRuleContext(t[0], t[1], self._ctx.ruleIndex)
self.pushNewRecursionContext(ctx, self.atn.ruleToStartState[p.ruleIndex].stateNumber, self._ctx.ruleIndex)
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