| Tim van der Lippe | fdbd42e | 2020-04-07 14:14:36 | [diff] [blame] | 1 | 'use strict'; |
| 2 | |
| Tim van der Lippe | 2c89197 | 2021-07-29 15:22:50 | [diff] [blame] | 3 | var GetIntrinsic = require('get-intrinsic'); |
| Tim van der Lippe | fdbd42e | 2020-04-07 14:14:36 | [diff] [blame] | 4 | |
| Nikolay Vitkov | d76576c | 2024-12-02 14:10:15 | [diff] [blame] | 5 | var $preventExtensions = GetIntrinsic('%Object.preventExtensions%', true); |
| 6 | var $isExtensible = GetIntrinsic('%Object.isExtensible%', true); |
| Tim van der Lippe | fdbd42e | 2020-04-07 14:14:36 | [diff] [blame] | 7 | |
| 8 | var isPrimitive = require('../helpers/isPrimitive'); |
| 9 | |
| Nikolay Vitkov | d76576c | 2024-12-02 14:10:15 | [diff] [blame] | 10 | // https://262.ecma-international.org/6.0/#sec-isextensible-o |
| Tim van der Lippe | fdbd42e | 2020-04-07 14:14:36 | [diff] [blame] | 11 | |
| 12 | module.exports = $preventExtensions |
| 13 | ? function IsExtensible(obj) { |
| 14 | return !isPrimitive(obj) && $isExtensible(obj); |
| 15 | } |
| 16 | : function IsExtensible(obj) { |
| 17 | return !isPrimitive(obj); |
| 18 | }; |
