Alternatives to OOP in D

[Kapendev]

On Friday, 14 November 2025 at 23:35:02 UTC, Peter C wrote:
> Here's the make it yourself way - for those don't have better 
> things to do with their life ;)

No idea why you use a vtable here. They are useful sometimes, but 
also easy to ignore. A custom sum or union type would also make 
things a lot nicer. Here is an epic 
[example](https://github.com/Kapendev/joka/blob/main/examples/_006_union.d).