RGBCube/serenity
1
Fork 0
mirror of https://github.com/RGBCube/serenity synced 2025-07-25 21:37:35 +00:00
Code Issues Activity Actions

LibRegex+LibUnicode: Begin implementing Unicode property escapes

Browse source 
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
Download patch file Download diff file Expand all files Collapse all files

3
Userland/Libraries/LibRegex/RegexParser.h
View file

@ -15,6 +15,7 @@
#include <AK/StringBuilder.h>
#include <AK/Types.h>
#include <AK/Vector.h>
#include <LibUnicode/Forward.h>
namespace regex {
@ -212,6 +213,7 @@ private:
StringView read_digits_as_string(ReadDigitsInitialZeroState initial_zero = ReadDigitsInitialZeroState::Allow, bool hex = false, int max_count = -1);
Optional<unsigned> read_digits(ReadDigitsInitialZeroState initial_zero = ReadDigitsInitialZeroState::Allow, bool hex = false, int max_count = -1);
StringView read_capture_group_specifier(bool take_starting_angle_bracket = false);
Optional<Unicode::Property> read_unicode_property_escape();
bool parse_pattern(ByteCode&, size_t&, bool unicode, bool named);
bool parse_disjunction(ByteCode&, size_t&, bool unicode, bool named);
@ -225,6 +227,7 @@ private:
bool parse_capture_group(ByteCode&, size_t&, bool unicode, bool named);
Optional<CharClass> parse_character_class_escape(bool& out_inverse, bool expect_backslash = false);
bool parse_nonempty_class_ranges(Vector<CompareTypeAndValuePair>&, bool unicode);
bool parse_unicode_property_escape(Unicode::Property& property, bool& negated);
// Used only by B.1.4, Regular Expression Patterns (Extended for use in browsers)
bool parse_quantifiable_assertion(ByteCode&, size_t&, bool named);