What's up with the assert enhancements proposed years ago?

[Jacob Carlborg via Digitalmars-d]

On 2016-09-24 15:12, Nick Sabalausky wrote:

> +1.
>
> Although I haven't given it too much thought, I'd bet that could also be
> used to provide, in library, my #1 most wanted missing D feature: Input
> ranges (maybe even forward, too) written as stackless coroutines
> (C#-style, heck, even C can do it in lib). So we could write input
> ranges without turning the whole freaking algorithm completely
> inside-out, or requiring the overhead of a full fiber.

Yeah, I've been thinking of that as well. It should be fairly easy to 
implement something like Protothreads [1]. Not sure about stackless 
coroutines though, if they need to save the state of the function on 
suspension and restore the state when the function resumes.

[1] http://dunkels.com/adam/pt/

-- 
/Jacob Carlborg