// 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 'package:expect/expect.dart';

typedef F = num Function();

F foo() {
  T local<T>() => null;
  return local;
}

void main() {
  Expect.type<F>(foo());
}
