/// <summary>
/// Await a <see cref="Task{TResult}"/>
/// </summary>
/// <typeparam name="TResult">The type of the result</typeparam>
/// <param name="resultHandler"></param>
/// <param name="task">The task to wait</param>
public static async void Await <TResult>(
this IExternalEventResultHandler <TResult> resultHandler,
Task <TResult> task)
{
try
{
var result = await task;
if (task.IsCompleted)
{
resultHandler.SetResult(result);
}
if (task.IsCanceled)
{
resultHandler.Cancel();
}
if (task.IsFaulted)
{
resultHandler.ThrowException(task.Exception ?? new Exception("Unknown Exception"));
}
}
catch (Exception e)
{
resultHandler.ThrowException(e);
}
}
/// <summary>
/// Await a <see cref="Task{TResult}"/>
/// </summary>
/// <typeparam name="TResult"></typeparam>
/// <param name="resultHandler"></param>
/// <param name="source"></param>
/// <returns></returns>
public static IExternalEventResultHandler <TResult> Await <TResult>(
this IExternalEventResultHandler <TResult> resultHandler,
Task <TResult> source)
{
source.ContinueWith(task =>
{
if (task.IsCompleted)
{
resultHandler.SetResult(task.Result);
}
else if (task.IsFaulted)
{
resultHandler.ThrowException(task.Exception ?? new Exception("Unknown Exception"));
}
else if (task.IsCanceled)
{
resultHandler.Cancel();
}
});
return(resultHandler);
}
