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LibRegex+LibUnicode: Begin implementing Unicode property escapes

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This supports some binary property matching. It does not support any
properties not yet parsed by LibUnicode, nor does it support value
matching (such as Script_Extensions=Latin).
This commit is contained in:
Timothy Flynn 2021-07-29 14:18:51 -04:00 • committed by Linus Groh
parent f1dd770a8a
commit d485cf29d7
11 changed files with 230 additions and 33 deletions
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3
Userland/Libraries/LibRegex/RegexByteCode.h
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@ -18,6 +18,7 @@
#include <AK/TypeCasts.h>
#include <AK/Types.h>
#include <AK/Vector.h>
#include <LibUnicode/Forward.h>
namespace regex {
@ -65,6 +66,7 @@ enum class OpCodeId : ByteCodeValueType {
__ENUMERATE_CHARACTER_COMPARE_TYPE(CharRange) \
__ENUMERATE_CHARACTER_COMPARE_TYPE(Reference) \
__ENUMERATE_CHARACTER_COMPARE_TYPE(NamedReference) \
__ENUMERATE_CHARACTER_COMPARE_TYPE(Property) \
__ENUMERATE_CHARACTER_COMPARE_TYPE(RangeExpressionDummy)
enum class CharacterCompareType : ByteCodeValueType {
@ -722,6 +724,7 @@ private:
ALWAYS_INLINE static bool compare_string(MatchInput const& input, MatchState& state, RegexStringView const& str, bool& had_zero_length_match);
ALWAYS_INLINE static void compare_character_class(MatchInput const& input, MatchState& state, CharClass character_class, u32 ch, bool inverse, bool& inverse_matched);
ALWAYS_INLINE static void compare_character_range(MatchInput const& input, MatchState& state, u32 from, u32 to, u32 ch, bool inverse, bool& inverse_matched);
ALWAYS_INLINE static void compare_property(MatchInput const& input, MatchState& state, Unicode::Property property, bool inverse, bool& inverse_matched);
};
template<typename T>