Re: Strict folds without base case to `Data.Foldable`.

Simon Jakobi via Libraries <[email protected]> Wed, 30 Jun 2021 14:37:25 +0200
Newsgroups gmane.comp.lang.haskell.libraries
Message-ID <CAGtp2Siojw9FZtt7FQwAUX6MEdoEqMc3xQ2tx2HmfyLHFLuJaw@mail.gmail.com>
Apologies, I should have taken a closer look.

It seems that the only response to this proposal came in January 2021:
https://mail.haskell.org/pipermail/libraries/2021-January/031116.html

I seem to remember some more discussion, probably elsewhere, but I
can't find it right now.

Am Mi., 30. Juni 2021 um 14:30 Uhr schrieb Dominik Schrempf
<[email protected]>:
>
> Actually, following your link, I cannot find any discussion of the original
> question about foldr1' or foldl1'. The discussion goes on about enhancing the
> documentation of Data.Foldable. Please let me know if I missed something!
>
> Dominik
>
> Simon Jakobi via Libraries <[email protected]> writes:
>
> > This was discussed in December 2020:
> > https://mail.haskell.org/pipermail/libraries/2020-December/031010.html
> >
> > Am Mi., 30. Juni 2021 um 12:49 Uhr schrieb Ignat Insarov <[email protected]>:
> >>
> >> Hello.
> >>
> >> I notice that in `"base" Data.Foldable` there are strict left and
> >> right folds, but no corresponding folds without base case, that is,
> >> `foldl1'` and `foldr1'`. Can this omission be ameliorated? The
> >> implementation is trivial.
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