Data.Generics.Internal.Profunctor.Prism

Internal lens helpers. Only exported for Haddock

Documentation

type APrism s t a b = Market a b a b -> Market a b s t

type Prism s t a b = forall p. Choice p => p a b -> p s t

type Prism' s a = forall p. Choice p => p a a -> p s s

left :: Prism ((a :+: c) x) ((b :+: c) x) (a x) (b x)

right :: Prism ((a :+: b) x) ((a :+: c) x) (b x) (c x)

prism :: (b -> t) -> (s -> Either t a) -> Prism s t a b

_Left :: Prism (Either a c) (Either b c) a b

_Right :: Prism (Either c a) (Either c b) a b

prismPRavel :: (Market a b a b -> Market a b s t) -> Prism s t a b

build :: (Tagged b b -> Tagged t t) -> b -> t

match :: Prism s t a b -> s -> Either t a

without' :: Prism s t a b -> Prism s t c d -> Prism s t (Either a c) (Either b d)

withPrism :: APrism s t a b -> ((b -> t) -> (s -> Either t a) -> r) -> r

prism2prismp :: Market a b s t -> Prism s t a b

idPrism :: Market a b a b

gsum :: (a x -> c) -> (b x -> c) -> (a :+: b) x -> c

plus :: (a -> b) -> (c -> d) -> Either a c -> Either b d

data Market a b s t

Constructors

Market (b -> t) (s -> Either t a)

Instances

Choice (Market a b)

Methods

left' :: Market a b a b -> Market a b (Either a c) (Either b c)

right' :: Market a b a b -> Market a b (Either c a) (Either c b)

Profunctor (Market a b)

Methods

dimap :: (a -> b) -> (c -> d) -> Market a b b c -> Market a b a d

lmap :: (a -> b) -> Market a b b c -> Market a b a c

rmap :: (b -> c) -> Market a b a b -> Market a b a c

(#.) :: Coercible * c b => (b -> c) -> Market a b a b -> Market a b a c

(.#) :: Coercible * b a => Market a b b c -> (a -> b) -> Market a b a c

Functor (Market a b s)

Methods

fmap :: (a -> b) -> Market a b s a -> Market a b s b

(<$) :: a -> Market a b s b -> Market a b s a