优化

MrShi

7 天以前 97158794d69fd2beee1bf27577aa7cadea8d847d

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'use strict';
var globalThis = require('../internals/global-this');
var isCallable = require('../internals/is-callable');
 
var WeakMap = globalThis.WeakMap;
 
module.exports = isCallable(WeakMap) && /native code/.test(String(WeakMap));