github-pages-deploy-action/node_modules/core-js-pure/modules/es.object.freeze.js
2020-03-06 22:45:40 -05:00

17 lines
630 B
JavaScript

var $ = require('../internals/export');
var FREEZING = require('../internals/freezing');
var fails = require('../internals/fails');
var isObject = require('../internals/is-object');
var onFreeze = require('../internals/internal-metadata').onFreeze;
var nativeFreeze = Object.freeze;
var FAILS_ON_PRIMITIVES = fails(function () { nativeFreeze(1); });
// `Object.freeze` method
// https://tc39.github.io/ecma262/#sec-object.freeze
$({ target: 'Object', stat: true, forced: FAILS_ON_PRIMITIVES, sham: !FREEZING }, {
freeze: function freeze(it) {
return nativeFreeze && isObject(it) ? nativeFreeze(onFreeze(it)) : it;
}
});