[Haskell-cafe] Failing to find a function
jon.fairbairn at cl.cam.ac.uk
Sun Feb 19 16:12:08 CET 2012
Erik Hesselink <hesselink at gmail.com> writes:
> On Sun, Feb 19, 2012 at 12:50, Jon Fairbairn <jon.fairbairn at cl.cam.ac.uk> wrote:
>> This is probably a failure of my search fu or some other mental
>> lacuna, but is there already a definition of this function
>> \a b -> runKleisli $ (Kleisli a) <+> Kleisli b
> Not a single name, but I believe
> liftA2 mplus
> is the same function, and much shorter (and more general).
That’s the ticket. I was sure there was something like that (and
I almost asked if there was a library function g such that g
mplus = …).
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