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