mirror of
https://github.com/musix-org/musix-oss
synced 2024-12-24 01:43:18 +00:00
15 lines
514 B
JavaScript
15 lines
514 B
JavaScript
|
var $ = require('../internals/export');
|
||
|
|
var fails = require('../internals/fails');
|
||
|
|
var isObject = require('../internals/is-object');
|
||
|
|
|
||
|
|
var nativeIsFrozen = Object.isFrozen;
|
||
|
|
var FAILS_ON_PRIMITIVES = fails(function () { nativeIsFrozen(1); });
|
||
|
|
|
||
|
|
// `Object.isFrozen` method
|
||
|
|
// https://tc39.github.io/ecma262/#sec-object.isfrozen
|
||
|
|
$({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES }, {
|
||
|
|
isFrozen: function isFrozen(it) {
|
||
|
|
return isObject(it) ? nativeIsFrozen ? nativeIsFrozen(it) : false : true;
|
||
|
|
}
|
||
|
|
});
|