shim.js
468 Bytes
'use strict';
var isPlainArray = require('../../is-plain-array')
, isArray = Array.isArray, splice = Array.prototype.splice
, forEach = Array.prototype.forEach;
module.exports = function (start, deleteCount/*, …items*/) {
var arr = splice.apply(this, arguments), result;
if (!this || !isArray(this) || isPlainArray(this)) return arr;
result = new this.constructor(arr.length);
forEach.call(arr, function (val, i) { result[i] = val; });
return result;
};