mirror of
https://github.com/nodejs/node.git
synced 2025-05-19 00:47:24 +00:00
2d441493a4
PR-URL: https://github.com/nodejs/io.js/pull/2286 Reviewed-By: Roman Reiss <me@silverwind.io>
20 lines
568 B
JavaScript
20 lines
568 B
JavaScript
'use strict';
|
|
|
|
var isFunction = require('../../function/is-function')
|
|
|
|
, slice = Array.prototype.slice, defineProperty = Object.defineProperty
|
|
, desc = { configurable: true, enumerable: true, writable: true, value: null };
|
|
|
|
module.exports = function (/*…items*/) {
|
|
var result, i, l;
|
|
if (!this || (this === Array) || !isFunction(this)) return slice.call(arguments);
|
|
result = new this(l = arguments.length);
|
|
for (i = 0; i < l; ++i) {
|
|
desc.value = arguments[i];
|
|
defineProperty(result, i, desc);
|
|
}
|
|
desc.value = null;
|
|
result.length = l;
|
|
return result;
|
|
};
|