 /*
 * Copyright (c) 2019, 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.
 */
/**
 * @assertion The default bound of generic type parameters is treated as
 * [Object?].
 * @description Check that default function type alias parameter is treated as
 * [Object?] statically.
 * @author iarkh@unipro.ru
 */
// SharedOptions=--enable-experiment=non-nullable
 // Requirements=nnbd-strong

import "../../Utils/expect.dart";

typedef T Function1<T>();
typedef void Function2<T>(T);
typedef T Function3<T>(T);
typedef T1 Function4<T1, T2, T3>(T2, T3);
typedef void Function5<T>();

F<Function1<Object?>> test1(Function1 source) {
  var fsource = toF(source);
  return fsource;
}

F<Function2<Object?>> test2(Function2 source) {
  var fsource = toF(source);
  return fsource;
}

F<Function1<Object?>> test3(Function1 source) {
  var fsource = toF(source);
  return fsource;
}

F<Function4<Object?, Object?, Object?>> test4(Function4 source) {
  var fsource = toF(source);
  return fsource;
}

F<Function5<dynamic>> test5(Function5 source) {
  var fsource = toF(source);
  return fsource;
}

void main() {}