blob: 2dd5f8bb2e8830cdce80114fc4159b240978f13d [file] [log] [blame]
// Copyright (c) 2017, 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 = 2.9
import "package:expect/expect.dart";
class Base {
var y;
Base._() {
y = "world";
}
}
abstract class Mixin implements Base {
final x = "hello";
factory Mixin() => new _MixinAndBase._();
}
// TODO(jmesserly): according to the spec, this does not appear to be a valid
// mixin (because it declares a constructor), however it is supported by Dart
// implementations.
class _MixinAndBase = Base with Mixin;
void main() {
var val = new Mixin();
Expect.equals(val.x, "hello");
Expect.equals(val.y, "world");
}