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

9 lines
259 B
JavaScript

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