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LibRegex: Don't attempt to insert invalid bytecode in {B,E}RE

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Ali Mohammad Pur 2021-07-13 02:16:19 +04:30 • committed by Gunnar Beutner
commit 1b2728f1ed
Notes: sideshowbarker 2024-07-18 09:08:55 +09:00
1 changed files with 4 additions and 2 deletions
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6
Userland/Libraries/LibRegex/RegexParser.cpp
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@ -497,7 +497,8 @@ bool PosixBasicParser::parse_one_char_or_collation_element(ByteCode& bytecode, s
consume(TokenType::RightBracket, Error::MismatchingBracket); consume(TokenType::RightBracket, Error::MismatchingBracket);
bytecode.insert_bytecode_compare_values(move(values)); if (!has_error())
bytecode.insert_bytecode_compare_values(move(values));
match_length_minimum += bracket_minimum_length; match_length_minimum += bracket_minimum_length;
return !has_error(); return !has_error();
} }
@ -617,7 +618,8 @@ ALWAYS_INLINE bool PosixExtendedParser::parse_bracket_expression(ByteCode& stack
if (!AbstractPosixParser::parse_bracket_expression(values, match_length_minimum)) if (!AbstractPosixParser::parse_bracket_expression(values, match_length_minimum))
return false; return false;
stack.insert_bytecode_compare_values(move(values)); if (!has_error())
stack.insert_bytecode_compare_values(move(values));
return !has_error(); return !has_error();
} }