LibJS: Fix flags check in regexp_create()

We need to check for undefined, not empty - otherwise it will literally use "undefined" as the flags, which will fail (Invalid RegExp flag 'n').
Author: https://github.com/linusg Commit: https://github.com/SerenityOS/serenity/commit/32052b3198c Pull-request: https://github.com/SerenityOS/serenity/pull/5781
2021-03-14 12:02:53 +01:00 · 2021-03-14 12:02:53 +01:00 · 32052b3198 · 2024-07-18 21:22:32 +09:00
commit 32052b3198
parent 6d2d8d091f
1 changed files with 1 additions and 1 deletions
--- a/Userland/Libraries/LibJS/Runtime/RegExpObject.cpp
+++ b/Userland/Libraries/LibJS/Runtime/RegExpObject.cpp
@ -180,7 +180,7 @@ RegExpObject* regexp_create(GlobalObject& global_object, Value pattern, Value fl
            return nullptr;
    }
    String f;
-    if (flags.is_empty()) {
+    if (flags.is_undefined()) {
        f = String::empty();
    } else {
        f = flags.to_string(global_object);