Configring node js.

node_modules/core-js/modules/_object-dps.js

@@ -0,0 +1,13 @@
+var dP       = require('./_object-dp')
+  , anObject = require('./_an-object')
+  , getKeys  = require('./_object-keys');
+
+module.exports = require('./_descriptors') ? Object.defineProperties : function defineProperties(O, Properties){
+  anObject(O);
+  var keys   = getKeys(Properties)
+    , length = keys.length
+    , i = 0
+    , P;
+  while(length > i)dP.f(O, P = keys[i++], Properties[P]);
+  return O;
+};