Names and design of partial sumtypes

[Inkrementator]

On Saturday, 15 February 2025 at 19:49:59 UTC, monkyyy wrote:
> I think full sumtypes are probably usually overkill and I 
> rarely use it; but I have some lib ideas that need... something

This PR would probably make sumtypes easier to use in some 
scenarios: https://github.com/dlang/phobos/pull/10650

Maybe this would be already enough for you.