Safe Haskell	None
Language	Haskell2010

Control.Carrier.Throw.Either

Contents

Throw carrier
Throw effect

Description

A carrier for a Throw effect.

Since: 1.0.0.0

Synopsis

runThrow :: ThrowC e m a -> m (Either e a)
newtype ThrowC e m a = ThrowC (ErrorC e m a)
module Control.Effect.Throw

Throw carrier

runThrow :: ThrowC e m a -> m (Either e a) Source #

Run a Throw effect, returning failures in Left and successful computations’ results in Right.

newtype ThrowC e m a Source #

Since: 1.0.0.0

Constructors

ThrowC (ErrorC e m a)

Instances

MonadTrans (ThrowC e) Source #
Instance details Defined in Control.Carrier.Throw.Either Methods lift :: Monad m => m a -> ThrowC e m a #
Monad m => Monad (ThrowC e m) Source #
Instance details Defined in Control.Carrier.Throw.Either Methods (>>=) :: ThrowC e m a -> (a -> ThrowC e m b) -> ThrowC e m b # (>>) :: ThrowC e m a -> ThrowC e m b -> ThrowC e m b # return :: a -> ThrowC e m a # fail :: String -> ThrowC e m a #
Functor m => Functor (ThrowC e m) Source #
Instance details Defined in Control.Carrier.Throw.Either Methods fmap :: (a -> b) -> ThrowC e m a -> ThrowC e m b # (<$) :: a -> ThrowC e m b -> ThrowC e m a #
MonadFix m => MonadFix (ThrowC e m) Source #
Instance details Defined in Control.Carrier.Throw.Either Methods mfix :: (a -> ThrowC e m a) -> ThrowC e m a #
MonadFail m => MonadFail (ThrowC e m) Source #
Instance details Defined in Control.Carrier.Throw.Either Methods fail :: String -> ThrowC e m a #
Monad m => Applicative (ThrowC e m) Source #
Instance details Defined in Control.Carrier.Throw.Either Methods pure :: a -> ThrowC e m a # (<>) :: ThrowC e m (a -> b) -> ThrowC e m a -> ThrowC e m b # liftA2 :: (a -> b -> c) -> ThrowC e m a -> ThrowC e m b -> ThrowC e m c # (>) :: ThrowC e m a -> ThrowC e m b -> ThrowC e m b # (<*) :: ThrowC e m a -> ThrowC e m b -> ThrowC e m a #
MonadIO m => MonadIO (ThrowC e m) Source #
Instance details Defined in Control.Carrier.Throw.Either Methods liftIO :: IO a -> ThrowC e m a #
(Alternative m, Monad m) => Alternative (ThrowC e m) Source #
Instance details Defined in Control.Carrier.Throw.Either Methods empty :: ThrowC e m a # (<\|>) :: ThrowC e m a -> ThrowC e m a -> ThrowC e m a # some :: ThrowC e m a -> ThrowC e m [a] # many :: ThrowC e m a -> ThrowC e m [a] #
(Alternative m, Monad m) => MonadPlus (ThrowC e m) Source #
Instance details Defined in Control.Carrier.Throw.Either Methods mzero :: ThrowC e m a # mplus :: ThrowC e m a -> ThrowC e m a -> ThrowC e m a #
Algebra sig m => Algebra (Throw e :+: sig) (ThrowC e m) Source #
Instance details Defined in Control.Carrier.Throw.Either Methods alg :: Functor ctx => Handler ctx n (ThrowC e m) -> (Throw e :+: sig) n a -> ctx () -> ThrowC e m (ctx a) Source #

Throw effect

module Control.Effect.Throw