es.object.is-frozen.js
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es.object.is-frozen.js
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			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-isfrozen -- safe
			var $isFrozen = Object.isFrozen;
			var FAILS_ON_PRIMITIVES = fails(function () { $isFrozen(1); });

			// `Object.isFrozen` method
			// https://tc39.es/ecma262/#sec-object.isfrozen
			$({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES \|\| ARRAY_BUFFER_NON_EXTENSIBLE }, {
			isFrozen: function isFrozen(it) {
			if (!isObject(it)) return true;
			if (ARRAY_BUFFER_NON_EXTENSIBLE && classof(it) == 'ArrayBuffer') return true;
			return $isFrozen ? $isFrozen(it) : false;
			}
			});