28 lines
889 B
JavaScript
28 lines
889 B
JavaScript
'use strict';
|
|
var $ = require('../internals/export');
|
|
var global = require('../internals/global');
|
|
var fails = require('../internals/fails');
|
|
var isConstructor = require('../internals/is-constructor');
|
|
var createProperty = require('../internals/create-property');
|
|
|
|
var Array = global.Array;
|
|
|
|
var ISNT_GENERIC = fails(function () {
|
|
function F() { /* empty */ }
|
|
return !(Array.of.call(F) instanceof F);
|
|
});
|
|
|
|
// `Array.of` method
|
|
// https://tc39.es/ecma262/#sec-array.of
|
|
// WebKit Array.of isn't generic
|
|
$({ target: 'Array', stat: true, forced: ISNT_GENERIC }, {
|
|
of: function of(/* ...args */) {
|
|
var index = 0;
|
|
var argumentsLength = arguments.length;
|
|
var result = new (isConstructor(this) ? this : Array)(argumentsLength);
|
|
while (argumentsLength > index) createProperty(result, index, arguments[index++]);
|
|
result.length = argumentsLength;
|
|
return result;
|
|
}
|
|
});
|