C#: Enums in Interfaces

Question

I\'ve seen a couple similar threads to this question, but none of them really answer the question I want to ask.

For starters, unfortunately I\'m working with existing A

Answer 1

The inability to write public interface IError where T: enum is something that we have all complained about for years. So far there has been no progress on that.

I usually end up writing public interface IError and leaving a note for the implementor that T must be an enum.