exclude __proto__

jonschlinkert · Feb 7, 2018 · 578b0bc · 578b0bc
1 parent 7705bdf
commit 578b0bc
Showing 1 changed file with 4 additions and 0 deletions.
diff --git a/index.js b/index.js
@@ -23,6 +23,10 @@ function mixinDeep(target, objects) {
  */
 
 function copy(val, key) {
+  if (key === '__proto__') {
+    return;
+  }
+
   var obj = this[key];
   if (isObject(val) && isObject(obj)) {
     mixinDeep(obj, val);