Prelude.OptionalAsync Throws ValueIsNoneException For Null

[pjwilliams2]

#799 seems to have cropped back up. Also, awaiting the OptionalAsync results in an unwrapped value instead of an Option.

LanguageExt version 4.4.0
Dotnet 7.0.0

Sample:

[johnetc]

Yep, similarly it means Task.Delay no longer functions with OptionAsync<> without throwing an exception

[louthy]

This works in the latest release, but you need to await the Value property for the above behaviour.