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
2025-08-09 09:39:39 +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.cpp
+++ b/Libraries/LibRegex/RegexLexer.cpp
@ -99,6 +99,13 @@ bool Lexer::try_skip(char c)
    return true;
 }

+char Lexer::skip()
+{
+    auto c = peek();
+    consume();
+    return c;
+}
+
 Token Lexer::next()
 {
    size_t token_start_position;