I dun a DIP, possibly the best DIP ever

[Meta]

On Friday, 24 April 2020 at 17:10:16 UTC, Steven Schveighoffer 
wrote:
> staticIota is kind of another primitive that is super-useful, 
> and would be easy for the compiler to provide. But could be 
> done via CTFE as well.
>
> -Steve

"staticIota" *should* be a primitive, and D even supports this 
functionality in exactly 1 place:

foreach (i; 0..10) { do something }

I wish this was an actual language construct so it could be used 
in other places, and not just some hard coded syntax sugar.