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LibRegex: Fail early if eof seen after '(?'

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Fixes #4583.
This commit is contained in:
AnotherTest 2020-12-28 09:07:17 +03:30 • committed by Andreas Kling
parent 92c073a9d1
commit ee1d9217aa
2 changed files with 6 additions and 0 deletions
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5
Libraries/LibRegex/RegexParser.cpp
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@ -741,6 +741,11 @@ bool ECMA262Parser::parse_assertion(ByteCode& stack, [[maybe_unused]] size_t& ma
if (!try_skip("(?"))
return false;
if (done()) {
set_error(Error::InvalidCaptureGroup);
return false;
}
ByteCode assertion_stack;
size_t length_dummy = 0;