blob: 82be4b106bf950f0e4c1683156ceee32eb221b54 [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 = 2.9
// This test case is a reduction of some Flutter code, modified to use the new
// mixin syntax. We wish to verify that the class _DismissibleState doesn't
// have any type inference errors.
class _DismissibleState extends State<Dismissible>
with TickerProviderStateMixin, AutomaticKeepAliveClientMixin {}
abstract class State<T extends StatefulWidget> extends Diagnosticable {}
abstract class StatefulWidget extends Widget {}
abstract class Widget extends DiagnosticableTree {}
abstract class DiagnosticableTree extends Diagnosticable {}
abstract class Diagnosticable {}
class Dismissible extends StatefulWidget {}
mixin TickerProviderStateMixin<T extends StatefulWidget> on State<T>
implements TickerProvider {}
abstract class TickerProvider {}
mixin AutomaticKeepAliveClientMixin<T extends StatefulWidget> on State<T> {}
main() {
new _DismissibleState();