1 | var $ = require('../internals/export');
|
2 | var isObject = require('../internals/is-object');
|
3 | var onFreeze = require('../internals/internal-metadata').onFreeze;
|
4 | var FREEZING = require('../internals/freezing');
|
5 | var fails = require('../internals/fails');
|
6 |
|
7 | var nativeSeal = Object.seal;
|
8 | var FAILS_ON_PRIMITIVES = fails(function () { nativeSeal(1); });
|
9 |
|
10 |
|
11 |
|
12 | $({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES, sham: !FREEZING }, {
|
13 | seal: function seal(it) {
|
14 | return nativeSeal && isObject(it) ? nativeSeal(onFreeze(it)) : it;
|
15 | }
|
16 | });
|