isPlainObject early return upd

Author: lioeaet

src/utils/isPlainObject.ts

@@ -3,7 +3,7 @@
  * @returns True if the argument appears to be a plain object.
  */
 export default function isPlainObject(obj: any): boolean {
-  if (!obj) return false
+  if (typeof obj !== 'object' || obj === null) return false
 
   const proto = obj.__proto__
   return !proto || !Object.getPrototypeOf(proto)