/// <summary>
/// Queues an AsyncEventHandler invocation to the SequenceTokenWorkDispatcher.
/// </summary>
/// <typeparam name="T"></typeparam>
/// <param name="eventHandler">The event handler.</param>
/// <param name="sender">The sender.</param>
/// <param name="args">The arguments.</param>
/// <param name="dispatcher">The dispatcher.</param>
/// <param name="tokens">The tokens.</param>
public static void RaiseQueued <T>(this AsyncEventHandler <T> eventHandler, object sender, T args, SequenceTaskScheduler dispatcher, params object[] tokens)
{
// queue a task that produces a
var task = new Task <Task>(async() => { await eventHandler.RaiseAsync(sender, args); });
dispatcher.EnqueueWorkAsync(task, tokens).ObserveExceptions();
}
