Copyright	(C) 2008-2015 Edward Kmett
License	BSD-style (see the file LICENSE)
Maintainer	Edward Kmett <ekmett@gmail.com>
Stability	provisional
Portability	portable
Safe Haskell	Safe
Language	Haskell98

Data.Bifunctor.Clown

Description

From the Functional Pearl "Clowns to the Left of me, Jokers to the Right: Dissecting Data Structures" by Conor McBride.

Synopsis

Documentation

newtype Clown f a b Source

Make a Functor over the first argument of a Bifunctor.

Mnemonic: Clowns to the left (parameter of the Bifunctor), jokers to the right.

Constructors

Clown
Fields runClown :: f a

Instances

Functor f => Bifunctor (Clown f) Source
Foldable f => Bifoldable (Clown f) Source
Traversable f => Bitraversable (Clown f) Source
Applicative f => Biapplicative (Clown f) Source
Functor (Clown f a) Source
Foldable (Clown f a) Source
Traversable (Clown f a) Source
Eq (f a) => Eq (Clown f a b) Source
Ord (f a) => Ord (Clown f a b) Source
Read (f a) => Read (Clown f a b) Source
Show (f a) => Show (Clown f a b) Source