LibJS: Correcly handle surrogates in escape()

Fixes test/annexB/built-ins/escape/escape-above{,-astral}.js in test262. All tests in test/annexB/built-ins/escape pass now.
Author: https://github.com/nico Commit: 23cde7685c Pull-request: https://github.com/SerenityOS/serenity/pull/11883 Reviewed-by: https://github.com/davidot ✅
2025-07-30 20:59:16 +00:00 · 2022-01-13 19:45:11 -05:00 · 2022-01-13 19:45:11 -05:00 · 23cde7685c · 2024-07-17 20:55:16 +09:00
commit 23cde7685c
parent 95b8c1745a
2 changed files with 4 additions and 2 deletions
--- a/Userland/Libraries/LibJS/Tests/builtins/functions/escapeUnescape.js
+++ b/Userland/Libraries/LibJS/Tests/builtins/functions/escapeUnescape.js
@ -4,6 +4,7 @@ test("escape", () => {
        ["äöü", "%E4%F6%FC"],
        ["ć", "%u0107"],
        ["@*_+-./", "@*_+-./"],
+        ["\ud834\udf06", "%uD834%uDF06"],
    ].forEach(test => {
        expect(escape(test[0])).toBe(test[1]);
    });