Proposal: give a field name to Data.Ord.Down

George Wilson george at wils.online
Sun May 5 01:49:09 UTC 2019


+1

On Sun., 5 May 2019, 06:21 chessai ., <chessai1996 at gmail.com> wrote:

> +1
>
> On Thu, May 2, 2019, 10:56 PM Fumiaki Kinoshita <fumiexcel at gmail.com>
> wrote:
>
>> It's awkward to write a lambda to unwrap this kind of wrappers. I propose
>>
>> newtype Down a = Down { getDown :: a }
>>
>> with the Show/Read instances as if they didn't have named fields.
>>
>> The same goes for Control.Arrow.ArrowMonad, although I'm not sure about
>> its usefulness...
>> _______________________________________________
>> Libraries mailing list
>> Libraries at haskell.org
>> http://mail.haskell.org/cgi-bin/mailman/listinfo/libraries
>>
> _______________________________________________
> Libraries mailing list
> Libraries at haskell.org
> http://mail.haskell.org/cgi-bin/mailman/listinfo/libraries
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mail.haskell.org/pipermail/libraries/attachments/20190505/c29acdd2/attachment.html>


More information about the Libraries mailing list