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Last change
on this file was 79a0317, checked in by stefan toskovski <stefantoska84@…>, 3 days ago |
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File size:
673 bytes
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| 1 | 'use strict';
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| 2 | var $ = require('../internals/export');
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| 3 | var FREEZING = require('../internals/freezing');
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| 4 | var fails = require('../internals/fails');
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| 5 | var isObject = require('../internals/is-object');
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| 6 | var onFreeze = require('../internals/internal-metadata').onFreeze;
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| 7 |
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| 8 | // eslint-disable-next-line es/no-object-freeze -- safe
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| 9 | var $freeze = Object.freeze;
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| 10 | var FAILS_ON_PRIMITIVES = fails(function () { $freeze(1); });
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| 11 |
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| 12 | // `Object.freeze` method
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| 13 | // https://tc39.es/ecma262/#sec-object.freeze
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| 14 | $({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES, sham: !FREEZING }, {
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| 15 | freeze: function freeze(it) {
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| 16 | return $freeze && isObject(it) ? $freeze(onFreeze(it)) : it;
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| 17 | }
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| 18 | });
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