private static async Task <string> FirstStageAsync(string input)
{
try
{
if (Environment.TickCount % 10 == 0)
{
throw new ArgumentOutOfRangeException("1st");
}
string data = $"{input} -> first stage";
var message = Completeble.Create(data);
_q1.Enqueue(message); // enqueue and complete
Console.Write(" 1st ");
string result = await message.Task; // this is the magic
Console.WriteLine($"\r\n{result}");
return(result);
}
catch (Exception ex)
{
Console.ForegroundColor = ConsoleColor.Red;
Console.WriteLine();
Console.WriteLine(ex.Format(ErrorFormattingOption.FormatDuplication | ErrorFormattingOption.IncludeLineNumber));
Console.ResetColor();
throw;
}
}
private static async Task LastStageAsync(Completeble <string> message)
{
try
{
await Task.Delay(1000);
if (Environment.TickCount % 4 == 0)
{
throw new ArgumentOutOfRangeException("4th");
}
string next = $"{message.Value} -> last stage";
var nextMessage = message.ProceedWith(next);
if (!nextMessage.TryComplete())
{
Console.WriteLine("Completion failed (can only complete once)");
}
}
catch (Exception ex)
{
// don't take the entire consumer down
message.TryCompleteAsFaulted(ex);
}
}
private static async Task <string> FirstStageAsync(string input)
{
string data = $"{input} -> first stage";
var message = Completeble.Create(data);
_firstQueue.Enqueue(message); // enqueue and complete
Console.Write(" 1st ");
string result = await message.Task; // this is the magic
Console.WriteLine($"\r\n{result}");
return(result);
}
private static async Task ProcessFinalStageAsync(Completeble <string> message)
{
await Task.Delay(1000);
string next = $"{message.Value} -> last stage";
var nextMessage = message.ProceedWith(next);
if (!nextMessage.TryComplete())
{
Console.WriteLine("Completion failed (can only complete once)");
}
}
