-1 from me for the reason Herbert already stated: They are generalized by existing combinators already in base.

It may be worth adding documentation to Arrow about what they mean, but that of course doesn't help users trying to find them via hoogle.

-Edward

On Sat, Apr 19, 2014 at 7:06 AM, Tobias Florek <haskell@ibotty.net> wrote:

You may turn it into a proposal for Hoogle. :-) For the type of mapLeft
Hoogle lists only irrelevant results on the first page and for the type
of bimap it does not list a result, at all.

yeah i checked there. unfortunately it's not as easy to improve hoogle...

regards,
tobias florek

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