blob: 6ac736ec24346d677873703d7d3a32abff1b90de [file] [log] [blame]
// Copyright (c) 2018, 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.
// @dart = 2.7
import "package:expect/expect.dart";
typedef T Func<T>(T x);
class A<T> {
final Box<T> box;
A._(this.box);
A.foo(Func<T> func) : this._(new Box<T>(func));
}
class Box<T> {
final Func<T> func;
Box(this.func);
}
class B extends A {
B() : super.foo((x) => x);
}
main() {
var x = new B();
Expect.equals(x.runtimeType.toString(), 'B');
}