hs-functors-0.1.0.0: Functors from products of Haskell and its dual to Haskell

Data.Profunctor

class Profunctor p where Source #

Methods

dimap :: (a -> b) -> (c -> d) -> p b c -> p a d Source #

lmap :: (a -> b) -> p b c -> p a c Source #

rmap :: (b -> c) -> p a b -> p a c Source #

Instances

dimap :: (a -> b) -> (c -> d) -> (b -> c) -> a -> d Source #

lmap :: (a -> b) -> (b -> c) -> a -> c Source #

rmap :: (b -> c) -> (a -> b) -> a -> c Source #

dimap :: (a -> b) -> (c -> d) -> Kleisli m b c -> Kleisli m a d Source #

lmap :: (a -> b) -> Kleisli m b c -> Kleisli m a c Source #

rmap :: (b -> c) -> Kleisli m a b -> Kleisli m a c Source #