NServiceBus.MessagePump.ProcessMessages C# (CSharp) Method

        async Task ProcessMessages()
        {
            while (!cancellationToken.IsCancellationRequested)
            {
                try
                {
                    await InnerProcessMessages().ConfigureAwait(false);
                }
                catch (OperationCanceledException)
                {
                    // For graceful shutdown purposes
                }
                catch (Exception ex)
                {
                    Logger.Error("MSMQ Message pump failed", ex);
                    await peekCircuitBreaker.Failure(ex).ConfigureAwait(false);
                }
            }
        }