private static async Task <(int, ReadFeedCrossFeedRangeState?)> DrainAllAsync(IAsyncEnumerable <TryCatch <ReadFeedPage> > asyncEnumerable)
{
ReadFeedCrossFeedRangeState?state = default;
int totalCount = 0;
await foreach (TryCatch <ReadFeedPage> monadicPage in asyncEnumerable)
{
monadicPage.ThrowIfFailed();
ReadFeedPage page = monadicPage.Result;
state = page.State;
totalCount += page.Documents.Count;
}
return(totalCount, state);
}
private static async Task <(int, ReadFeedCrossFeedRangeState?)> DrainOnePageAsync(IAsyncEnumerable <TryCatch <ReadFeedPage> > asyncEnumerable)
{
IAsyncEnumerator <TryCatch <ReadFeedPage> > enumerator = asyncEnumerable.GetAsyncEnumerator();
await enumerator.MoveNextAsync();
TryCatch <ReadFeedPage> monadicPage = enumerator.Current;
monadicPage.ThrowIfFailed();
ReadFeedPage page = monadicPage.Result;
ReadFeedCrossFeedRangeState?state = page.State;
int totalCount = page.Documents.Count;
return(totalCount, state);
}