Add flipped fmap

Bas van Dijk v.dijk.bas at gmail.com
Sat May 1 07:20:30 EDT 2010


Hello,

the deadline for the proposal to add (<$$>) = flip (<$>) to
Data.Functor has passed.

In the end there wasn't overwhelming support for this so I will
resolve this ticket as 'wontfix' after the weekend.

regards,

Bas


On Wed, Apr 7, 2010 at 11:13 AM, Bas van Dijk <v.dijk.bas at gmail.com> wrote:
> Hello,
>
> I would like to propose adding a flipped variant of <$> to Data.Functor:
>
> (<$$>) ∷ Functor f ⇒ f α → (α → β) → f β
> (<$$>) = flip (<$>)
>
> Please see the ticket for motivation and patch:
>
> http://hackage.haskell.org/trac/ghc/ticket/3962
>
> Discussion period: 2 weeks.
>
> regards,
>
> Bas
>


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