Symbol.hasInstance exists https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/Symbol/hasInstance
/Michael From: es-discuss <[email protected]> On Behalf Of ViliusCreator Sent: Saturday, July 27, 2019 1:58 PM To: [email protected] Subject: Proposal: Typeof Trap Proxy’s typeof trap. Example: ```js class ClassA {} const proxyHandler = { type(target) { return target instanceof ClassA ? `object_a` : typeof target } } const instanceA = new ClassA const proxyA = new Proxy(instanceA, proxyHandler) typeof proxyA // ‘object_a’ ```
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