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LibRegex: Fix handling of + quantifier with zero-width matches

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Small change that allows quantifiers using Fork* forms (e.g., +) to
succeed after one match, even if that match has zero width.
This commit is contained in:
aplefull 2025-05-31 19:49:43 +02:00 • committed by Ali Mohammad Pur
parent 2380fb0ca1
commit 486602e796
Notes: github-actions[bot] 2025-06-02 13:53:33 +00:00
2 changed files with 15 additions and 2 deletions
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Libraries/LibRegex/RegexByteCode.cpp
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@ -1121,9 +1121,8 @@ ALWAYS_INLINE ExecutionResult OpCode_JumpNonEmpty::execute(MatchInput const& inp
}
}
if (state.string_position < input.view.length()) {
if (form() == OpCodeId::Jump && state.string_position < input.view.length())
return ExecutionResult::Failed_ExecuteLowPrioForks;
}
return ExecutionResult::Continue;
}