Configring node js.

node_modules/core-js/modules/_redefine.js

@@ -0,0 +1,32 @@
+var global    = require('./_global')
+  , hide      = require('./_hide')
+  , has       = require('./_has')
+  , SRC       = require('./_uid')('src')
+  , TO_STRING = 'toString'
+  , $toString = Function[TO_STRING]
+  , TPL       = ('' + $toString).split(TO_STRING);
+
+require('./_core').inspectSource = function(it){
+  return $toString.call(it);
+};
+
+(module.exports = function(O, key, val, safe){
+  var isFunction = typeof val == 'function';
+  if(isFunction)has(val, 'name') || hide(val, 'name', key);
+  if(O[key] === val)return;
+  if(isFunction)has(val, SRC) || hide(val, SRC, O[key] ? '' + O[key] : TPL.join(String(key)));
+  if(O === global){
+    O[key] = val;
+  } else {
+    if(!safe){
+      delete O[key];
+      hide(O, key, val);
+    } else {
+      if(O[key])O[key] = val;
+      else hide(O, key, val);
+    }
+  }
+// add fake Function#toString for correct work wrapped methods / constructors with methods like LoDash isNative
+})(Function.prototype, TO_STRING, function toString(){
+  return typeof this == 'function' && this[SRC] || $toString.call(this);
+});