Configring node js.

node_modules/core-js/modules/_partial.js

@@ -0,0 +1,23 @@
+'use strict';
+var path      = require('./_path')
+  , invoke    = require('./_invoke')
+  , aFunction = require('./_a-function');
+module.exports = function(/* ...pargs */){
+  var fn     = aFunction(this)
+    , length = arguments.length
+    , pargs  = Array(length)
+    , i      = 0
+    , _      = path._
+    , holder = false;
+  while(length > i)if((pargs[i] = arguments[i++]) === _)holder = true;
+  return function(/* ...args */){
+    var that = this
+      , aLen = arguments.length
+      , j = 0, k = 0, args;
+    if(!holder && !aLen)return invoke(fn, pargs, that);
+    args = pargs.slice();
+    if(holder)for(;length > j; j++)if(args[j] === _)args[j] = arguments[k++];
+    while(aLen > k)args.push(arguments[k++]);
+    return invoke(fn, args, that);
+  };
+};