Control.Monad.Trans.Cleanup.Types

The CleanupT transformer for adding async exceptions to a stack

Documentation

newtype CleanupT m a

Adds SomeException to an exception stack, and thus aware of async exceptions

Constructors

CleanupT

Fields

• runCleanupT :: m a

Instances

MonadTrans CleanupT

Defined in Control.Monad.Trans.Cleanup.Types

Methods

lift :: Monad m => m a -> CleanupT m a

MonadBase m m => MonadBase m (CleanupT m)

Defined in Control.Monad.Trans.Cleanup.Types

Methods

liftBase :: m α -> CleanupT m α

(Monad m, MonadRescue m) => MonadRescueFrom m (CleanupT m)

Defined in Control.Monad.Trans.Cleanup.Types

Methods

attempt :: m a -> CleanupT m (Either (ErrorCase m) a)

Monad m => Monad (CleanupT m)

Defined in Control.Monad.Trans.Cleanup.Types

Methods

(>>=) :: CleanupT m a -> (a -> CleanupT m b) -> CleanupT m b

(>>) :: CleanupT m a -> CleanupT m b -> CleanupT m b

return :: a -> CleanupT m a

fail :: String -> CleanupT m a

Functor m => Functor (CleanupT m)

Defined in Control.Monad.Trans.Cleanup.Types

Methods

fmap :: (a -> b) -> CleanupT m a -> CleanupT m b

(<$) :: a -> CleanupT m b -> CleanupT m a

MonadFix m => MonadFix (CleanupT m)

Defined in Control.Monad.Trans.Cleanup.Types

Methods

mfix :: (a -> CleanupT m a) -> CleanupT m a

Applicative f => Applicative (CleanupT f)

Defined in Control.Monad.Trans.Cleanup.Types

Methods

pure :: a -> CleanupT f a

(<*>) :: CleanupT f (a -> b) -> CleanupT f a -> CleanupT f b

liftA2 :: (a -> b -> c) -> CleanupT f a -> CleanupT f b -> CleanupT f c

(*>) :: CleanupT f a -> CleanupT f b -> CleanupT f b

(<*) :: CleanupT f a -> CleanupT f b -> CleanupT f a

Foldable t => Foldable (CleanupT t)

Defined in Control.Monad.Trans.Cleanup.Types

Methods

fold :: Monoid m => CleanupT t m -> m

foldMap :: Monoid m => (a -> m) -> CleanupT t a -> m

foldr :: (a -> b -> b) -> b -> CleanupT t a -> b

foldr' :: (a -> b -> b) -> b -> CleanupT t a -> b

foldl :: (b -> a -> b) -> b -> CleanupT t a -> b

foldl' :: (b -> a -> b) -> b -> CleanupT t a -> b

foldr1 :: (a -> a -> a) -> CleanupT t a -> a

foldl1 :: (a -> a -> a) -> CleanupT t a -> a

toList :: CleanupT t a -> [a]

null :: CleanupT t a -> Bool

length :: CleanupT t a -> Int

elem :: Eq a => a -> CleanupT t a -> Bool

maximum :: Ord a => CleanupT t a -> a

minimum :: Ord a => CleanupT t a -> a

sum :: Num a => CleanupT t a -> a

product :: Num a => CleanupT t a -> a

Traversable t => Traversable (CleanupT t)

Defined in Control.Monad.Trans.Cleanup.Types

Methods

traverse :: Applicative f => (a -> f b) -> CleanupT t a -> f (CleanupT t b)

sequenceA :: Applicative f => CleanupT t (f a) -> f (CleanupT t a)

mapM :: Monad m => (a -> m b) -> CleanupT t a -> m (CleanupT t b)

sequence :: Monad m => CleanupT t (m a) -> m (CleanupT t a)

Alternative f => Alternative (CleanupT f)

Defined in Control.Monad.Trans.Cleanup.Types

Methods

empty :: CleanupT f a

(<|>) :: CleanupT f a -> CleanupT f a -> CleanupT f a

some :: CleanupT f a -> CleanupT f [a]

many :: CleanupT f a -> CleanupT f [a]

MonadPlus m => MonadPlus (CleanupT m)

Defined in Control.Monad.Trans.Cleanup.Types

Methods

mzero :: CleanupT m a

mplus :: CleanupT m a -> CleanupT m a -> CleanupT m a

Contravariant f => Contravariant (CleanupT f)

Defined in Control.Monad.Trans.Cleanup.Types

Methods

contramap :: (a -> b) -> CleanupT f b -> CleanupT f a

(>$) :: b -> CleanupT f b -> CleanupT f a

MonadIO m => MonadIO (CleanupT m)

Defined in Control.Monad.Trans.Cleanup.Types

Methods

liftIO :: IO a -> CleanupT m a

MonadThrow m => MonadThrow (CleanupT m)

Defined in Control.Monad.Trans.Cleanup.Types

Methods

throwM :: Exception e => e -> CleanupT m a

MonadCatch m => MonadCatch (CleanupT m)

Defined in Control.Monad.Trans.Cleanup.Types

Methods

catch :: Exception e => CleanupT m a -> (e -> CleanupT m a) -> CleanupT m a

MonadMask m => MonadMask (CleanupT m)

Defined in Control.Monad.Trans.Cleanup.Types

Methods

mask :: ((forall a. CleanupT m a -> CleanupT m a) -> CleanupT m b) -> CleanupT m b

uninterruptibleMask :: ((forall a. CleanupT m a -> CleanupT m a) -> CleanupT m b) -> CleanupT m b

generalBracket :: CleanupT m a -> (a -> ExitCase b -> CleanupT m c) -> (a -> CleanupT m b) -> CleanupT m (b, c)

(Contains (Errors m) (Errors m), MonadRaise m, MonadThrow m) => MonadRaise (CleanupT m)

Defined in Control.Monad.Trans.Cleanup.Types

Associated Types

type Errors (CleanupT m) :: [Type]

Methods

raise :: Subset err (ErrorCase (CleanupT m)) => err -> CleanupT m a

(Contains (Errors m) (Errors m), Contains (Errors m) (SomeException ': Errors m), MonadBase m m, MonadRescue m, MonadMask m) => MonadCleanup (CleanupT m)

Defined in Control.Monad.Trans.Cleanup.Types

Methods

cleanup :: CleanupT m resource -> (resource -> ErrorCase (CleanupT m) -> CleanupT m _ig1) -> (resource -> CleanupT m _ig2) -> (resource -> CleanupT m a) -> CleanupT m a

(MonadRescueFrom n m, MonadBase n m, MonadRescue n, MonadCatch n, Contains (Errors n) (Errors n), Contains (Errors n) (SomeException ': Errors n)) => MonadRescueFrom (CleanupT n) m

Defined in Control.Monad.Trans.Cleanup.Types

Methods

attempt :: CleanupT n a -> m (Either (ErrorCase (CleanupT n)) a)

Eq (m a) => Eq (CleanupT m a)

Defined in Control.Monad.Trans.Cleanup.Types

Methods

(==) :: CleanupT m a -> CleanupT m a -> Bool

(/=) :: CleanupT m a -> CleanupT m a -> Bool

Show (m a) => Show (CleanupT m a)

Defined in Control.Monad.Trans.Cleanup.Types

Methods

showsPrec :: Int -> CleanupT m a -> ShowS

show :: CleanupT m a -> String

showList :: [CleanupT m a] -> ShowS

type Errors (CleanupT m)

Defined in Control.Monad.Trans.Cleanup.Types

type Errors (CleanupT m) = SomeException ': Errors m

type CleanupIO a = CleanupT IO a