Configring node js.

node_modules/core-js/modules/es6.date.to-json.js

@@ -0,0 +1,14 @@
+'use strict';
+var $export     = require('./_export')
+  , toObject    = require('./_to-object')
+  , toPrimitive = require('./_to-primitive');
+
+$export($export.P + $export.F * require('./_fails')(function(){
+  return new Date(NaN).toJSON() !== null || Date.prototype.toJSON.call({toISOString: function(){ return 1; }}) !== 1;
+}), 'Date', {
+  toJSON: function toJSON(key){
+    var O  = toObject(this)
+      , pv = toPrimitive(O);
+    return typeof pv == 'number' && !isFinite(pv) ? null : O.toISOString();
+  }
+});