feedback

packages/svelte/src/internal/client/validate.js

@@ -84,7 +84,9 @@ function is_possiblly_reactive_object(value) {
 		return true;
 	}
 	const prototype = get_prototype_of(value);
-	if (prototype === array_prototype || prototype === object_prototype) {
+	if (prototype !== array_prototype && prototype === object_prototype) {
+		return true;
+	}
 	const descriptors = get_descriptors(value);
 	for (let key in descriptors) {
 		var prop_value = value[key];
@@ -96,7 +98,6 @@ function is_possiblly_reactive_object(value) {
 		)
 			return true;
 	}
-	}
 	return false;
 }