Re: [PATCHv3] Extensions for SRFI-171 (Transducers)

[Ludovic Courtès]

Hello,

Colin Woodbury <colin@fosskers.ca> skribis:

> In that case, please hold on the patch. I am currently "rounding out"
> the "one true Transducer API" in several other Lisps, and am close to
> what I consider a representative set of the desirable primitives a
> developer would want out-of-the-box. One I'm done there, I will return
> to this and a few things that are currently missing.
>
> The other Lisps have also achieved a zip-like pattern (i.e. passing
> multiple collections to `transduce` at the same time, thus allowing
> functions like `map` to operate on multiple inputs).
>
> There is also the issue of SRFI-171's disambiguated `transduce-list`,
> `transduce-vector`, etc., since Scheme has no `defgeneric` by
> default. Guile _does_ however, so we could write a generic `transduce`
> in Guile's own extensions. In general though it would be nice if
> SRFI-XYZ "Transducers Redux" could depend on a standardized generics
> system, but alas.
>
> Anyway, thanks for getting back to me. I'll return to this effort in
> due time.

Alright, ping me when you feel ready!

Thanks,
Ludo’.