validate WeakMap key before callbackfn call in `WeakMap.prototype…

….getOrInsertComputed`
zloirock · Oct 28, 2024 · 2b189d3 · 2b189d3
1 parent 19a93a7
commit 2b189d3
Showing 1 changed file with 1 addition and 0 deletions.
diff --git a/packages/core-js/modules/esnext.weak-map.get-or-insert-computed.js b/packages/core-js/modules/esnext.weak-map.get-or-insert-computed.js
@@ -15,6 +15,7 @@ $({ target: 'WeakMap', proto: true, real: true, forced: true }, {
     aWeakMap(this);
     aCallable(callbackfn);
     if (has(this, key)) return get(this, key);
+    set(this, key); // key validation
     var value = callbackfn(key);
     set(this, key, value);
     return value;