public async Task ExecuteAsync()
{
_stateMachine.Start();
if (_suspended.HasWork)
{
_suspended.CopyTo(_work, _serial, _stateMachine);
}
_processing = true;
IExecutionTask?[] buffer = _buffer;
RESTART:
try
{
do
{
var work = TryTake(buffer);
if (work != 0)
{
if (!buffer[0] !.IsSerial)
{
for (var i = 0; i < work; i++)
{
buffer[i] !.BeginExecute(_requestAborted);
buffer[i] = null;
}
}
else
{
try
{
_batchDispatcher.DispatchOnSchedule = true;
for (var i = 0; i < work; i++)
{
IExecutionTask task = buffer[i] !;
task.BeginExecute(_requestAborted);
await task.WaitForCompletionAsync(_requestAborted)
.ConfigureAwait(false);
buffer[i] = null;
if (_requestAborted.IsCancellationRequested)
{
break;
}
}
}
finally
{
_batchDispatcher.DispatchOnSchedule = false;
}
}
}
else
{
if (_work.HasRunningTasks || _serial.HasRunningTasks)
{
await Task.Yield();
}
break;
}
} while (!_requestAborted.IsCancellationRequested);
}
