joint-0.1.9: Trying to compose non-composable
Safe HaskellSafe-Inferred
LanguageHaskell2010

Control.Joint.Effects.Maybe

Documentation

nothing :: Optional t => t a Source #

Orphan instances

Interpreted Maybe Source # 
Instance details

Associated Types

type Primary Maybe a Source #

Methods

run :: Maybe a -> Primary Maybe a Source #

Transformer Maybe Source # 
Instance details

Methods

build :: forall (u :: Type -> Type). Applicative u => Maybe ~> (Maybe :> u) Source #

unite :: forall (u :: Type -> Type) a. Primary (Schema Maybe u) a -> (Maybe :> u) a Source #

Completable (Either e) Maybe Source # 
Instance details

(Applicative u, Monad u) => Monad (Maybe <.:> u) Source # 
Instance details

Methods

(>>=) :: (Maybe <.:> u) a -> (a -> (Maybe <.:> u) b) -> (Maybe <.:> u) b #

(>>) :: (Maybe <.:> u) a -> (Maybe <.:> u) b -> (Maybe <.:> u) b #

return :: a -> (Maybe <.:> u) a #

Functor u => Functor (Maybe <.:> u) Source # 
Instance details

Methods

fmap :: (a -> b) -> (Maybe <.:> u) a -> (Maybe <.:> u) b #

(<$) :: a -> (Maybe <.:> u) b -> (Maybe <.:> u) a #

Applicative u => Applicative (Maybe <.:> u) Source # 
Instance details

Methods

pure :: a -> (Maybe <.:> u) a #

(<*>) :: (Maybe <.:> u) (a -> b) -> (Maybe <.:> u) a -> (Maybe <.:> u) b #

liftA2 :: (a -> b -> c) -> (Maybe <.:> u) a -> (Maybe <.:> u) b -> (Maybe <.:> u) c #

(*>) :: (Maybe <.:> u) a -> (Maybe <.:> u) b -> (Maybe <.:> u) b #

(<*) :: (Maybe <.:> u) a -> (Maybe <.:> u) b -> (Maybe <.:> u) a #