blob: 9df5b80b1e90a73e7285566887e3964f4b31f048 [file] [log] [blame]
'use strict';
var GetIntrinsic = require('get-intrinsic');
var $Object = GetIntrinsic('%Object%');
var isPrimitive = require('../helpers/isPrimitive');
var $preventExtensions = $Object.preventExtensions;
var $isExtensible = $Object.isExtensible;
// https://ecma-international.org/ecma-262/6.0/#sec-isextensible-o
module.exports = $preventExtensions
? function IsExtensible(obj) {
return !isPrimitive(obj) && $isExtensible(obj);
}
: function IsExtensible(obj) {
return !isPrimitive(obj);
};