fix: an ObjectProxy with a property size would throw an assertion

emberjs · Oct 14, 2021 · 1c6d390 · 1c6d390
1 parent 0d75066
commit 1c6d390
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/packages/@ember/-internals/metal/lib/is_empty.ts b/packages/@ember/-internals/metal/lib/is_empty.ts
@@ -41,7 +41,7 @@ export default function isEmpty(obj: any): boolean {
     return none;
   }
 
-  if (typeof obj.size === 'number') {
+  if (typeof obj.unknownProperty !== 'function' && typeof obj.size === 'number') {
     return !obj.size;
   }