You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
22 lines
800 B
22 lines
800 B
1 year ago
|
'use strict';
|
||
|
|
var $ = require('../internals/export');
|
||
|
|
var fails = require('../internals/fails');
|
||
|
|
var isObject = require('../internals/is-object');
|
||
|
|
var classof = require('../internals/classof-raw');
|
||
|
|
var ARRAY_BUFFER_NON_EXTENSIBLE = require('../internals/array-buffer-non-extensible');
|
||
|
|
|
||
|
|
// eslint-disable-next-line es/no-object-issealed -- safe
|
||
|
|
var $isSealed = Object.isSealed;
|
||
|
|
|
||
|
|
var FORCED = ARRAY_BUFFER_NON_EXTENSIBLE || fails(function () { $isSealed(1); });
|
||
|
|
|
||
|
|
// `Object.isSealed` method
|
||
|
|
// https://tc39.es/ecma262/#sec-object.issealed
|
||
|
|
$({ target: 'Object', stat: true, forced: FORCED }, {
|
||
|
|
isSealed: function isSealed(it) {
|
||
|
|
if (!isObject(it)) return true;
|
||
|
|
if (ARRAY_BUFFER_NON_EXTENSIBLE && classof(it) === 'ArrayBuffer') return true;
|
||
|
|
return $isSealed ? $isSealed(it) : false;
|
||
|
|
}
|
||
|
|
});
|