shell bypass 403
'use strict';
var DESCRIPTORS = require('../internals/descriptors');
var addToUnscopables = require('../internals/add-to-unscopables');
var toObject = require('../internals/to-object');
var lengthOfArrayLike = require('../internals/length-of-array-like');
var defineProperty = require('../internals/object-define-property').f;
// `Array.prototype.lastIndex` accessor
// https://github.com/keithamus/proposal-array-last
if (DESCRIPTORS) {
defineProperty(Array.prototype, 'lastItem', {
configurable: true,
get: function lastItem() {
var O = toObject(this);
var len = lengthOfArrayLike(O);
return len == 0 ? undefined : O[len - 1];
},
set: function lastItem(value) {
var O = toObject(this);
var len = lengthOfArrayLike(O);
return O[len == 0 ? 0 : len - 1] = value;
}
});
addToUnscopables('lastItem');
}