LibRegex: Allow unknown escapes in non-unicode mode (for ECMA262)

This makes regexps like `/\x/` to work as normal. Partially deals with #4189.
Author: https://github.com/alimpfard Commit: e2fa1b40c4 Pull-request: https://github.com/SerenityOS/serenity/pull/4194 Issue: https://github.com/SerenityOS/serenity/issues/4186 Issue: https://github.com/SerenityOS/serenity/issues/4189
2025-09-02 15:46:33 +00:00 · 2020-11-28 12:27:59 +03:30 · 2020-11-28 12:27:59 +03:30 · e2fa1b40c4 · 2024-07-19 01:13:43 +09:00
commit e2fa1b40c4
parent 801750b95a
4 changed files with 64 additions and 4 deletions
--- a/Libraries/LibRegex/RegexLexer.h
+++ b/Libraries/LibRegex/RegexLexer.h
@ -92,6 +92,7 @@ public:
    void back(size_t offset);
    void set_source(const StringView source) { m_source = source; }
    bool try_skip(char);
+    char skip();

    StringView slice_back(size_t offset) const { return m_source.substring_view(m_position - offset - 1, offset); }