Async retry

TaskExtensions.cs

    public static class TaskExtensions
    {
        public static async Task RetryWhileException<T>(this Task transientOperation, int retryCount, TimeSpan retryDelay) where T:Exception
        {
            int currentRetry = 0;

            while (true)
            {
                try
                {
                    await transientOperation;
                    break;
                }
                catch (T)
                {
                    currentRetry++;
                    if (currentRetry > retryCount)
                    {
                        throw;
                    }
                }
                await Task.Delay(retryDelay);
            }
        }
    }