LibWeb: Use substrings instead of pointers when parsing unicode ranges

Fixes a segfault when parsing a wildcard-only unicode range
Author: https://github.com/Gingeh Commit: a4b38dda56 Pull-request: https://github.com/LadybirdBrowser/ladybird/pull/2172 Reviewed-by: https://github.com/AtkinsSJ ✅
2025-07-28 19:59:17 +00:00 · 2024-11-05 21:57:25 +11:00 · 2024-11-05 21:57:25 +11:00 · a4b38dda56 · 2024-11-05 14:02:50 +00:00
commit a4b38dda56
parent ceedfb34d2
3 changed files with 14 additions and 1 deletions
--- a/Tests/LibWeb/Text/input/css/unicode-range-all-wildcard.html
+++ b/Tests/LibWeb/Text/input/css/unicode-range-all-wildcard.html
@ -0,0 +1,11 @@
+<style>
+    @font-face {
+        unicode-range: U+??;
+    }
+</style>
+<script src="../include.js"></script>
+<script>
+    test(() => {
+        println("PASS (didn't crash)");
+    });
+</script>