bifunctors-5.4: Bifunctors

Copyright(C) 2008-2016 Edward Kmett
LicenseBSD-style (see the file LICENSE)
MaintainerEdward Kmett <ekmett@gmail.com>
Stabilityprovisional
Portabilityportable
Safe HaskellNone
LanguageHaskell98

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

Instances

Functor f => Bifunctor (Clown * * f) Source # 

Methods

bimap :: (a -> b) -> (c -> d) -> Clown * * f a c -> Clown * * f b d #

first :: (a -> b) -> Clown * * f a c -> Clown * * f b c #

second :: (b -> c) -> Clown * * f a b -> Clown * * f a c #

Foldable f => Bifoldable (Clown * * f) Source # 

Methods

bifold :: Monoid m => Clown * * f m m -> m Source #

bifoldMap :: Monoid m => (a -> m) -> (b -> m) -> Clown * * f a b -> m Source #

bifoldr :: (a -> c -> c) -> (b -> c -> c) -> c -> Clown * * f a b -> c Source #

bifoldl :: (c -> a -> c) -> (c -> b -> c) -> c -> Clown * * f a b -> c Source #

Traversable f => Bitraversable (Clown * * f) Source # 

Methods

bitraverse :: Applicative f => (a -> f c) -> (b -> f d) -> Clown * * f a b -> f (Clown * * f c d) Source #

Applicative f => Biapplicative (Clown * * f) Source # 

Methods

bipure :: a -> b -> Clown * * f a b Source #

(<<*>>) :: Clown * * f (a -> b) (c -> d) -> Clown * * f a c -> Clown * * f b d Source #

(*>>) :: Clown * * f a b -> Clown * * f c d -> Clown * * f c d Source #

(<<*) :: Clown * * f a b -> Clown * * f c d -> Clown * * f a b Source #

Functor (Clown * k f a) Source # 

Methods

fmap :: (a -> b) -> Clown * k f a a -> Clown * k f a b #

(<$) :: a -> Clown * k f a b -> Clown * k f a a #

Foldable (Clown * k f a) Source # 

Methods

fold :: Monoid m => Clown * k f a m -> m #

foldMap :: Monoid m => (a -> m) -> Clown * k f a a -> m #

foldr :: (a -> b -> b) -> b -> Clown * k f a a -> b #

foldr' :: (a -> b -> b) -> b -> Clown * k f a a -> b #

foldl :: (b -> a -> b) -> b -> Clown * k f a a -> b #

foldl' :: (b -> a -> b) -> b -> Clown * k f a a -> b #

foldr1 :: (a -> a -> a) -> Clown * k f a a -> a #

foldl1 :: (a -> a -> a) -> Clown * k f a a -> a #

toList :: Clown * k f a a -> [a] #

null :: Clown * k f a a -> Bool #

length :: Clown * k f a a -> Int #

elem :: Eq a => a -> Clown * k f a a -> Bool #

maximum :: Ord a => Clown * k f a a -> a #

minimum :: Ord a => Clown * k f a a -> a #

sum :: Num a => Clown * k f a a -> a #

product :: Num a => Clown * k f a a -> a #

Traversable (Clown * k f a) Source # 

Methods

traverse :: Applicative f => (a -> f b) -> Clown * k f a a -> f (Clown * k f a b) #

sequenceA :: Applicative f => Clown * k f a (f a) -> f (Clown * k f a a) #

mapM :: Monad m => (a -> m b) -> Clown * k f a a -> m (Clown * k f a b) #

sequence :: Monad m => Clown * k f a (m a) -> m (Clown * k f a a) #

Generic1 (Clown * k f a) Source # 

Associated Types

type Rep1 (Clown * k f a :: * -> *) :: * -> * #

Methods

from1 :: Clown * k f a a -> Rep1 (Clown * k f a) a #

to1 :: Rep1 (Clown * k f a) a -> Clown * k f a a #

Eq (f a) => Eq (Clown k1 k f a b) Source # 

Methods

(==) :: Clown k1 k f a b -> Clown k1 k f a b -> Bool #

(/=) :: Clown k1 k f a b -> Clown k1 k f a b -> Bool #

Ord (f a) => Ord (Clown k1 k f a b) Source # 

Methods

compare :: Clown k1 k f a b -> Clown k1 k f a b -> Ordering #

(<) :: Clown k1 k f a b -> Clown k1 k f a b -> Bool #

(<=) :: Clown k1 k f a b -> Clown k1 k f a b -> Bool #

(>) :: Clown k1 k f a b -> Clown k1 k f a b -> Bool #

(>=) :: Clown k1 k f a b -> Clown k1 k f a b -> Bool #

max :: Clown k1 k f a b -> Clown k1 k f a b -> Clown k1 k f a b #

min :: Clown k1 k f a b -> Clown k1 k f a b -> Clown k1 k f a b #

Read (f a) => Read (Clown k1 k f a b) Source # 

Methods

readsPrec :: Int -> ReadS (Clown k1 k f a b) #

readList :: ReadS [Clown k1 k f a b] #

readPrec :: ReadPrec (Clown k1 k f a b) #

readListPrec :: ReadPrec [Clown k1 k f a b] #

Show (f a) => Show (Clown k1 k f a b) Source # 

Methods

showsPrec :: Int -> Clown k1 k f a b -> ShowS #

show :: Clown k1 k f a b -> String #

showList :: [Clown k1 k f a b] -> ShowS #

Generic (Clown k1 k f a b) Source # 

Associated Types

type Rep (Clown k1 k f a b) :: * -> * #

Methods

from :: Clown k1 k f a b -> Rep (Clown k1 k f a b) x #

to :: Rep (Clown k1 k f a b) x -> Clown k1 k f a b #

type Rep1 (Clown * k f a) Source # 
type Rep1 (Clown * k f a) = D1 (MetaData "Clown" "Data.Bifunctor.Clown" "bifunctors-5.4-21nQkpnOsL4LQMbVs5dXHA" True) (C1 (MetaCons "Clown" PrefixI True) (S1 (MetaSel (Just Symbol "runClown") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 (f a))))
type Rep (Clown k1 k f a b) Source # 
type Rep (Clown k1 k f a b) = D1 (MetaData "Clown" "Data.Bifunctor.Clown" "bifunctors-5.4-21nQkpnOsL4LQMbVs5dXHA" True) (C1 (MetaCons "Clown" PrefixI True) (S1 (MetaSel (Just Symbol "runClown") NoSourceUnpackedness NoSourceStrictness DecidedLazy) (Rec0 (f a))))