// Copyright (c) 2022, 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';

void main() {
  String debugName = Isolate.current.debugName ?? ''; // ok
}

void test() {
  String debugName = Isolate.current.debugName; // error
}