// 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. | |
typedef void RecognizerCallback<T>(); | |
typedef void GestureTapCancelCallback(); | |
GestureTapCancelCallback onTapCancel; | |
T invokeCallback<T>(String name, RecognizerCallback<T> callback, | |
{String debugReport()}) {} | |
main() { | |
invokeCallback<void>('spontaneous onTapCancel', onTapCancel); | |
} |