perf(clone): less conditions

yidinghan · Aug 29, 2017 · f1379f7 · f1379f7
1 parent e03cac9
commit f1379f7
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/index.js b/index.js
@@ -12,7 +12,7 @@ const { format } = require('util');
  * @param {*} obj
  */
 const clone = (obj) => {
-  if (obj === undefined || obj === null || ({}).toString.call(obj) !== '[object Object]') {
+  if (obj === null || typeof obj !== 'object') {
     return obj;
   }