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17 lines
580 B
JavaScript
17 lines
580 B
JavaScript
var $ = require('../internals/export');
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var getCompositeKeyNode = require('../internals/composite-key');
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var getBuiltIn = require('../internals/get-built-in');
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var create = require('../internals/object-create');
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var initializer = function () {
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var freeze = getBuiltIn('Object', 'freeze');
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return freeze ? freeze(create(null)) : create(null);
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};
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// https://github.com/tc39/proposal-richer-keys/tree/master/compositeKey
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$({ global: true }, {
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compositeKey: function compositeKey() {
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return getCompositeKeyNode.apply(Object, arguments).get('object', initializer);
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}
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});
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