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LibRegex: Disallow duplicate named capture groups in ECMA262 parser

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davidot 2021-12-19 02:31:21 +01:00 • committed by Linus Groh
parent be3b806487
commit 733a70671b
4 changed files with 11 additions and 0 deletions
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5
Userland/Libraries/LibRegex/RegexParser.cpp
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@ -2166,6 +2166,11 @@ bool ECMA262Parser::parse_capture_group(ByteCode& stack, size_t& match_length_mi
return false;
}
if (m_parser_state.named_capture_groups.contains(name)) {
set_error(Error::DuplicateNamedCapture);
return false;
}
ByteCode capture_group_bytecode;
size_t length = 0;
enter_capture_group_scope();