License	BSD-style (see the file LICENSE)
Maintainer	sjoerd@w3future.com
Safe Haskell	Safe
Language	Haskell2010

Data.Profunctor.Composition.List

Description

Synopsis

data PList (ps :: [* -> * -> *]) (a :: *) (b :: *) where
- Hom :: {..} -> PList '[] a b
- P :: {..} -> PList '[p] a b
- PComp :: p a x -> PList (q ': qs) x b -> PList (p ': (q ': qs)) a b
type family PlainP (ps :: [* -> * -> *]) :: * -> * -> *
class IsPList ps where
- pappend :: (Profunctor (PList ps), Profunctor (PList qs)) => Procompose (PList qs) (PList ps) :-> PList (ps ++ qs)
- punappend :: PList (ps ++ qs) :-> Procompose (PList qs) (PList ps)
- toPlainP :: PList ps :-> PlainP ps
- fromPlainP :: PlainP ps :-> PList ps

Documentation

data PList (ps :: [* -> * -> *]) (a :: *) (b :: *) where Source #

N-ary composition of profunctors.

Constructors

Hom
Fields :: { unHom :: a -> b } -> PList '[] a b
P
Fields :: { unP :: p a b } -> PList '[p] a b
PComp :: p a x -> PList (q ': qs) x b -> PList (p ': (q ': qs)) a b

Instances

(Profunctor p, Profunctor (PList (q ': qs))) => Profunctor (PList (p ': (q ': qs))) Source #
Instance details Defined in Data.Profunctor.Composition.List Methods dimap :: (a -> b) -> (c -> d) -> PList (p ': (q ': qs)) b c -> PList (p ': (q ': qs)) a d # lmap :: (a -> b) -> PList (p ': (q ': qs)) b c -> PList (p ': (q ': qs)) a c # rmap :: (b -> c) -> PList (p ': (q ': qs)) a b -> PList (p ': (q ': qs)) a c # (#.) :: Coercible c b => q0 b c -> PList (p ': (q ': qs)) a b -> PList (p ': (q ': qs)) a c # (.#) :: Coercible b a => PList (p ': (q ': qs)) b c -> q0 a b -> PList (p ': (q ': qs)) a c #
Profunctor p => Profunctor (PList (p ': ([] :: [Type -> Type -> Type]))) Source #
Instance details Defined in Data.Profunctor.Composition.List Methods dimap :: (a -> b) -> (c -> d) -> PList (p ': []) b c -> PList (p ': []) a d # lmap :: (a -> b) -> PList (p ': []) b c -> PList (p ': []) a c # rmap :: (b -> c) -> PList (p ': []) a b -> PList (p ': []) a c # (#.) :: Coercible c b => q b c -> PList (p ': []) a b -> PList (p ': []) a c # (.#) :: Coercible b a => PList (p ': []) b c -> q a b -> PList (p ': []) a c #
Profunctor (PList ([] :: [Type -> Type -> Type])) Source #
Instance details Defined in Data.Profunctor.Composition.List Methods dimap :: (a -> b) -> (c -> d) -> PList [] b c -> PList [] a d # lmap :: (a -> b) -> PList [] b c -> PList [] a c # rmap :: (b -> c) -> PList [] a b -> PList [] a c # (#.) :: Coercible c b => q b c -> PList [] a b -> PList [] a c # (.#) :: Coercible b a => PList [] b c -> q a b -> PList [] a c #

type family PlainP (ps :: [* -> * -> *]) :: * -> * -> * Source #

Calculate the simplified type of the composition of a list of profunctors.

Instances

type PlainP ([] :: [Type -> Type -> Type]) Source #
Instance details Defined in Data.Profunctor.Composition.List type PlainP ([] :: [Type -> Type -> Type]) = ((->) :: Type -> Type -> Type)
type PlainP (p ': (q ': qs)) Source #
Instance details Defined in Data.Profunctor.Composition.List type PlainP (p ': (q ': qs)) = Procompose (PlainP (q ': qs)) p
type PlainP (p ': ([] :: [Type -> Type -> Type])) Source #
Instance details Defined in Data.Profunctor.Composition.List type PlainP (p ': ([] :: [Type -> Type -> Type])) = p

class IsPList ps where Source #

Functions for working with PLists.

Methods

pappend :: (Profunctor (PList ps), Profunctor (PList qs)) => Procompose (PList qs) (PList ps) :-> PList (ps ++ qs) Source #

Combine 2 nested PLists into one PList.

punappend :: PList (ps ++ qs) :-> Procompose (PList qs) (PList ps) Source #

Split one PList into 2 nested PLists.

toPlainP :: PList ps :-> PlainP ps Source #

Convert a PList to its simplified form.

fromPlainP :: PlainP ps :-> PList ps Source #

Create a PList from its simplified form.

Instances

IsPList ([] :: [Type -> Type -> Type]) Source #
Instance details Defined in Data.Profunctor.Composition.List Methods pappend :: (Profunctor (PList []), Profunctor (PList qs)) => Procompose (PList qs) (PList []) :-> PList ([] ++ qs) Source # punappend :: PList ([] ++ qs) :-> Procompose (PList qs) (PList []) Source # toPlainP :: PList [] :-> PlainP [] Source # fromPlainP :: PlainP [] :-> PList [] Source #
(Profunctor (PList (q ': qs)), IsPList (q ': qs)) => IsPList (p ': (q ': qs)) Source #
Instance details Defined in Data.Profunctor.Composition.List Methods pappend :: (Profunctor (PList (p ': (q ': qs))), Profunctor (PList qs0)) => Procompose (PList qs0) (PList (p ': (q ': qs))) :-> PList ((p ': (q ': qs)) ++ qs0) Source # punappend :: PList ((p ': (q ': qs)) ++ qs0) :-> Procompose (PList qs0) (PList (p ': (q ': qs))) Source # toPlainP :: PList (p ': (q ': qs)) :-> PlainP (p ': (q ': qs)) Source # fromPlainP :: PlainP (p ': (q ': qs)) :-> PList (p ': (q ': qs)) Source #
IsPList (p ': ([] :: [Type -> Type -> Type])) Source #
Instance details Defined in Data.Profunctor.Composition.List Methods pappend :: (Profunctor (PList (p ': [])), Profunctor (PList qs)) => Procompose (PList qs) (PList (p ': [])) :-> PList ((p ': []) ++ qs) Source # punappend :: PList ((p ': []) ++ qs) :-> Procompose (PList qs) (PList (p ': [])) Source # toPlainP :: PList (p ': []) :-> PlainP (p ': []) Source # fromPlainP :: PlainP (p ': []) :-> PList (p ': []) Source #