test/rules/provide_deprecation_message.dart

// 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.

// test w/ `pub run test -N provide_deprecation_message`
@deprecated // LINT
class A {}

@Deprecated("Text.") // OK
class C {}