blob: aa19b914c2d3dc31c1215e2b203dc3ffbb78746c [file] [log] [blame]
'use strict';
var GetIntrinsic = require('get-intrinsic');
var $preventExtensions = GetIntrinsic('%Object.preventExtensions%', true);
var $isExtensible = GetIntrinsic('%Object.isExtensible%', true);
var isPrimitive = require('../helpers/isPrimitive');
// https://262.ecma-international.org/6.0/#sec-isextensible-o
module.exports = $preventExtensions
? function IsExtensible(obj) {
return !isPrimitive(obj) && $isExtensible(obj);
}
: function IsExtensible(obj) {
return !isPrimitive(obj);
};