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328 BJavaScriptView Raw
1'use strict';
2var $ = require('../internals/export');
3var IS_PURE = require('../internals/is-pure');
4var $emplace = require('../internals/map-emplace');
5
6// `WeakMap.prototype.emplace` method
7// https://github.com/tc39/proposal-upsert
8$({ target: 'WeakMap', proto: true, real: true, forced: IS_PURE }, {
9 emplace: $emplace
10});