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LibRegex: Do not attempt to find more matches when one match is needed

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Ali Mohammad Pur 2021-04-23 03:54:26 +04:30 • committed by Linus Groh
parent 2ef5b138ee
commit bb40d4d5ff
1 changed files with 5 additions and 0 deletions
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5
Userland/Libraries/LibRegex/RegexMatcher.cpp
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@ -133,6 +133,7 @@ RegexResult Matcher<Parser>::match(const Vector<RegexStringView> views, Optional
auto view_length = view.length();
size_t view_index = m_pattern.start_offset;
state.string_position = view_index;
bool succeeded = false;
if (view_index == view_length && m_pattern.parser_result.match_length_minimum == 0) {
// Run the code until it tries to consume something.
@ -182,6 +183,7 @@ RegexResult Matcher<Parser>::match(const Vector<RegexStringView> views, Optional
return { false, 0, {}, {}, {}, output.operations };
if (success.value()) {
succeeded = true;
if (input.regex_options.has_flag_set(AllFlags::MatchNotEndOfLine) && state.string_position == input.view.length()) {
if (!continue_search)
@ -229,6 +231,9 @@ RegexResult Matcher<Parser>::match(const Vector<RegexStringView> views, Optional
if (input.regex_options.has_flag_set(AllFlags::Internal_Stateful))
m_pattern.start_offset = state.string_position;
if (succeeded && !continue_search)
break;
}
MatchOutput output_copy;