// Copyright (c) 2020, the Dart project authors. Please see the AUTHORS file // for details. All rights reserved. Use of this source code is governed by a // BSD-style license that can be found in the LICENSE file. import 'dart:isolate'; main() { // The SendPorts should not be serialized. var port = new RawReceivePort(); Isolate.current.addErrorListener(port.sendPort); Isolate.current.addOnExitListener(port.sendPort); port.close(); }