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LibRegex: Don't treat ForkReplace* as new forks

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Ali Mohammad Pur 2022-11-09 21:34:36 +03:30 • committed by Andreas Kling
parent 0ea399d8d6
commit 00326a63ed
2 changed files with 15 additions and 4 deletions
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13
Userland/Libraries/LibRegex/RegexByteCode.cpp
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@ -267,7 +267,6 @@ ALWAYS_INLINE ExecutionResult OpCode_ForkReplaceStay::execute(MatchInput const&
{
state.fork_at_position = state.instruction_position + size() + offset();
input.fork_to_replace = state.instruction_position;
state.forks_since_last_save++;
return ExecutionResult::Fork_PrioLow;
}
@ -384,8 +383,10 @@ ALWAYS_INLINE ExecutionResult OpCode_SaveRightCaptureGroup::execute(MatchInput c
{
auto& match = state.capture_group_matches.at(input.match_index).at(id());
auto start_position = match.left_column;
if (state.string_position < start_position)
if (state.string_position < start_position) {
dbgln("Right capture group {} is before left capture group {}!", state.string_position, start_position);
return ExecutionResult::Failed_ExecuteLowPrioForks;
}
auto length = state.string_position - start_position;
@ -1071,11 +1072,15 @@ ALWAYS_INLINE ExecutionResult OpCode_JumpNonEmpty::execute(MatchInput const& inp
state.fork_at_position = state.instruction_position + size() + offset();
if (form == OpCodeId::ForkJump)
if (form == OpCodeId::ForkJump) {
state.forks_since_last_save++;
return ExecutionResult::Fork_PrioHigh;
}
if (form == OpCodeId::ForkStay)
if (form == OpCodeId::ForkStay) {
state.forks_since_last_save++;
return ExecutionResult::Fork_PrioLow;
}
if (form == OpCodeId::ForkReplaceStay) {
input.fork_to_replace = state.instruction_position;