Reimplementing the bulk of std.meta iteratively

[Stefan Koch]

On Thursday, 8 October 2020 at 09:51:15 UTC, Atila Neves wrote:
>
> 1. This is awesome.
> 2. I agree with everything said about keeping the core language 
> simple and lowering to fundamental constructs. I agree with 
> that in general, and it's a lot easier to agree with it in the 
> context of D given that it's a large language already.
>
> Lisp got mentioned in this thread as if it's some kind of 
> failure, and for the life for me I have no idea why.
>
> Users: dmd has too many bugs!
> Also users: please add my bugs, err, feature!

---
alias MostDerived(Args...) = dereify!({
>     auto ids = reify!Args;
>     sort!((a, b) => is(dereify!a : dereify!b))(ids);
>     return ids;
> }());
---

Note that the example I re-posted above doesn't actually work.
Because of polymorphism.