清淤锁重新封装

aijinhui

2023-11-24 c2e9f82dfe87e9bd967d8445bd4b5b632f3f0d1a

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