// Copyright 2018 the V8 project authors. All rights reserved. // Use of this source code is governed by a BSD-style license that can be // found in the LICENSE file. const globalThis = this; Object.setPrototypeOf(this, new Proxy({}, { has() { return true; }, getOwnPropertyDescriptor() { assertUnreachable("getOwnPropertyDescriptor shouldn't be called."); }, get(target, prop, receiver) { assertTrue(receiver === globalThis); } })); undefined_name_access