add `?` suffix to show on all return paths

Open adienes opened this issue 1 year ago • 1 comments

noticed after https://github.com/apache/arrow-julia/pull/512 was displaying Union{Missing, Base.CodeUnits} as just CodeUnits without the ?

Aug 06 '24 02:08 adienes

Thank you. Could you please add a test?

Aug 06 '24 09:08 bkamins

Thank you!

Sep 14 '24 21:09 bkamins