无JIRA任务 fix更新

6 years ago · 8cbeed5f05
1 changed files with 5 additions and 3 deletions
--- a/dist/fix/fix.js
+++ b/dist/fix/fix.js
@ -456,11 +456,13 @@ function _classCallCheck(instance, Constructor) { if (!(instance instanceof Cons
        var ob = void 0;
        if (value.__ob__ instanceof Observer) {
            ob = value.__ob__;
-        } else if (observerState.shouldConvert && (_.isArray(value) || isPlainObject(value))) {
+        } else if (observerState.shouldConvert && Object.isExtensible(value) && (_.isArray(value) || isPlainObject(value))) {
            ob = new Observer(value);
        }
-        ob.parent = parentObserver || ob.parent;
-        ob.parentKey = parentKey;
+        if (ob) {
+            ob.parent = parentObserver || ob.parent;
+            ob.parentKey = parentKey;
+        }
        return ob;
    }