debian-mirror-gitlab/core-js/es/instance/flat-map.js
2019-09-25 13:30:05 +05:30

8 lines
259 B
JavaScript

var flatMap = require('../array/virtual/flat-map');
var ArrayPrototype = Array.prototype;
module.exports = function (it) {
var own = it.flatMap;
return it === ArrayPrototype || (it instanceof Array && own === ArrayPrototype.flatMap) ? flatMap : own;
};