| 1 | 'use strict';
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| 2 | var $ = require('../internals/export');
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| 3 | var apply = require('../internals/function-apply');
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| 4 | var getCompositeKeyNode = require('../internals/composite-key');
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| 5 | var getBuiltIn = require('../internals/get-built-in');
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| 6 | var create = require('../internals/object-create');
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| 7 |
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| 8 | var $Object = Object;
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| 9 |
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| 10 | var initializer = function () {
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| 11 | var freeze = getBuiltIn('Object', 'freeze');
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| 12 | return freeze ? freeze(create(null)) : create(null);
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| 13 | };
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| 14 |
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| 15 |
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| 16 | $({ global: true, forced: true }, {
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| 17 | compositeKey: function compositeKey() {
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| 18 | return apply(getCompositeKeyNode, $Object, arguments).get('object', initializer);
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| 19 | }
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| 20 | });
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