module Polysemy.Resume.Stop where
import qualified Control.Exception as Base
import Control.Exception (throwIO)
import Control.Monad.Trans.Except (ExceptT (ExceptT), runExceptT, throwE)
import Data.Typeable (typeRep)
import Polysemy.Final (getInitialStateS, interpretFinal, runS, withStrategicToFinal)
import Polysemy.Internal (Sem (Sem), usingSem)
import Polysemy.Internal.Union (Weaving (Weaving), decomp, hoist, weave)
import qualified Text.Show
import Polysemy.Resume.Effect.Stop (Stop (Stop), stop)
hush :: Either e a -> Maybe a
hush :: forall e a. Either e a -> Maybe a
hush (Right a
a) = a -> Maybe a
forall a. a -> Maybe a
Just a
a
hush (Left e
_) = Maybe a
forall a. Maybe a
Nothing
runStop ::
Sem (Stop e : r) a ->
Sem r (Either e a)
runStop :: forall e (r :: [(* -> *) -> * -> *]) a.
Sem (Stop e : r) a -> Sem r (Either e a)
runStop (Sem forall (m :: * -> *).
Monad m =>
(forall x. Union (Stop e : r) (Sem (Stop e : r)) x -> m x) -> m a
m) =
(forall (m :: * -> *).
Monad m =>
(forall x. Union r (Sem r) x -> m x) -> m (Either e a))
-> Sem r (Either e a)
forall (r :: [(* -> *) -> * -> *]) a.
(forall (m :: * -> *).
Monad m =>
(forall x. Union r (Sem r) x -> m x) -> m a)
-> Sem r a
Sem \ forall x. Union r (Sem r) x -> m x
k ->
ExceptT e m a -> m (Either e a)
forall e (m :: * -> *) a. ExceptT e m a -> m (Either e a)
runExceptT (ExceptT e m a -> m (Either e a))
-> ExceptT e m a -> m (Either e a)
forall a b. (a -> b) -> a -> b
$ (forall x.
Union (Stop e : r) (Sem (Stop e : r)) x -> ExceptT e m x)
-> ExceptT e m a
forall (m :: * -> *).
Monad m =>
(forall x. Union (Stop e : r) (Sem (Stop e : r)) x -> m x) -> m a
m \ Union (Stop e : r) (Sem (Stop e : r)) x
u ->
case Union (Stop e : r) (Sem (Stop e : r)) x
-> Either
(Union r (Sem (Stop e : r)) x)
(Weaving (Stop e) (Sem (Stop e : r)) x)
forall (e :: (* -> *) -> * -> *) (r :: [(* -> *) -> * -> *])
(m :: * -> *) a.
Union (e : r) m a -> Either (Union r m a) (Weaving e m a)
decomp Union (Stop e : r) (Sem (Stop e : r)) x
u of
Left Union r (Sem (Stop e : r)) x
x ->
m (Either e x) -> ExceptT e m x
forall e (m :: * -> *) a. m (Either e a) -> ExceptT e m a
ExceptT (m (Either e x) -> ExceptT e m x)
-> m (Either e x) -> ExceptT e m x
forall a b. (a -> b) -> a -> b
$ Union r (Sem r) (Either e x) -> m (Either e x)
forall x. Union r (Sem r) x -> m x
k (Union r (Sem r) (Either e x) -> m (Either e x))
-> Union r (Sem r) (Either e x) -> m (Either e x)
forall a b. (a -> b) -> a -> b
$ Either e ()
-> (forall x. Either e (Sem (Stop e : r) x) -> Sem r (Either e x))
-> (forall x. Either e x -> Maybe x)
-> Union r (Sem (Stop e : r)) x
-> Union r (Sem r) (Either e x)
forall (s :: * -> *) (n :: * -> *) (m :: * -> *)
(r :: [(* -> *) -> * -> *]) a.
(Functor s, Functor n) =>
s ()
-> (forall x. s (m x) -> n (s x))
-> (forall x. s x -> Maybe x)
-> Union r m a
-> Union r n (s a)
weave (() -> Either e ()
forall a b. b -> Either a b
Right ()) ((e -> Sem r (Either e x))
-> (Sem (Stop e : r) x -> Sem r (Either e x))
-> Either e (Sem (Stop e : r) x)
-> Sem r (Either e x)
forall a c b. (a -> c) -> (b -> c) -> Either a b -> c
either (Either e x -> Sem r (Either e x)
forall (f :: * -> *) a. Applicative f => a -> f a
pure (Either e x -> Sem r (Either e x))
-> (e -> Either e x) -> e -> Sem r (Either e x)
forall b c a. (b -> c) -> (a -> b) -> a -> c
. e -> Either e x
forall a b. a -> Either a b
Left) Sem (Stop e : r) x -> Sem r (Either e x)
forall e (r :: [(* -> *) -> * -> *]) a.
Sem (Stop e : r) a -> Sem r (Either e a)
runStop) forall x. Either e x -> Maybe x
forall e a. Either e a -> Maybe a
hush Union r (Sem (Stop e : r)) x
x
Right (Weaving (Stop e
e) f ()
_ forall x. f (Sem rInitial x) -> Sem (Stop e : r) (f x)
_ f a -> x
_ forall x. f x -> Maybe x
_) ->
e -> ExceptT e m x
forall (m :: * -> *) e a. Monad m => e -> ExceptT e m a
throwE e
e
{-# inline runStop #-}
newtype StopExc e =
StopExc { forall e. StopExc e -> e
unStopExc :: e }
deriving (Typeable)
instance {-# overlappable #-} Typeable e => Show (StopExc e) where
show :: StopExc e -> String
show =
String -> ShowS
forall a. Monoid a => a -> a -> a
mappend String
"StopExc: " ShowS -> (StopExc e -> String) -> StopExc e -> String
forall b c a. (b -> c) -> (a -> b) -> a -> c
. TypeRep -> String
forall b a. (Show a, IsString b) => a -> b
show (TypeRep -> String)
-> (StopExc e -> TypeRep) -> StopExc e -> String
forall b c a. (b -> c) -> (a -> b) -> a -> c
. StopExc e -> TypeRep
forall {k} (proxy :: k -> *) (a :: k).
Typeable a =>
proxy a -> TypeRep
typeRep
instance Show (StopExc Text) where
show :: StopExc Text -> String
show (StopExc Text
e) =
String
"StopExc " String -> ShowS
forall a. Semigroup a => a -> a -> a
<> Text -> String
forall b a. (Show a, IsString b) => a -> b
show Text
e
instance {-# overlappable #-} Typeable e => Exception (StopExc e)
instance Exception (StopExc Text)
runStopAsExcFinal ::
Exception (StopExc e) =>
Member (Final IO) r =>
Sem (Stop e : r) a ->
Sem r a
runStopAsExcFinal :: forall e (r :: [(* -> *) -> * -> *]) a.
(Exception (StopExc e), Member (Final IO) r) =>
Sem (Stop e : r) a -> Sem r a
runStopAsExcFinal =
(forall x (rInitial :: [(* -> *) -> * -> *]).
Stop e (Sem rInitial) x -> Strategic IO (Sem rInitial) x)
-> Sem (Stop e : r) a -> Sem r a
forall (m :: * -> *) (e :: (* -> *) -> * -> *)
(r :: [(* -> *) -> * -> *]) a.
Member (Final m) r =>
(forall x (rInitial :: [(* -> *) -> * -> *]).
e (Sem rInitial) x -> Strategic m (Sem rInitial) x)
-> Sem (e : r) a -> Sem r a
interpretFinal \case
Stop e
e ->
IO (f x) -> Sem (WithStrategy IO f (Sem rInitial)) (IO (f x))
forall (f :: * -> *) a. Applicative f => a -> f a
pure (StopExc e -> IO (f x)
forall e a. Exception e => e -> IO a
throwIO (e -> StopExc e
forall e. e -> StopExc e
StopExc e
e))
{-# inline runStopAsExcFinal #-}
stopToIOFinal ::
Exception (StopExc e) =>
Member (Final IO) r =>
Sem (Stop e : r) a ->
Sem r (Either e a)
stopToIOFinal :: forall e (r :: [(* -> *) -> * -> *]) a.
(Exception (StopExc e), Member (Final IO) r) =>
Sem (Stop e : r) a -> Sem r (Either e a)
stopToIOFinal Sem (Stop e : r) a
sem =
forall (m :: * -> *) (r :: [(* -> *) -> * -> *]) a.
Member (Final m) r =>
Strategic m (Sem r) a -> Sem r a
withStrategicToFinal @IO do
IO (f a)
m' <- Sem r a -> Sem (WithStrategy IO f (Sem r)) (IO (f a))
forall (n :: * -> *) a (m :: * -> *) (f :: * -> *).
n a -> Sem (WithStrategy m f n) (m (f a))
runS (Sem (Stop e : r) a -> Sem r a
forall e (r :: [(* -> *) -> * -> *]) a.
(Exception (StopExc e), Member (Final IO) r) =>
Sem (Stop e : r) a -> Sem r a
runStopAsExcFinal Sem (Stop e : r) a
sem)
f ()
s <- Sem (WithStrategy IO f (Sem r)) (f ())
forall (m :: * -> *) (f :: * -> *) (n :: * -> *).
Sem (WithStrategy m f n) (f ())
getInitialStateS
pure $ (StopExc e -> f (Either e a))
-> (f a -> f (Either e a))
-> Either (StopExc e) (f a)
-> f (Either e a)
forall a c b. (a -> c) -> (b -> c) -> Either a b -> c
either ((Either e a -> f () -> f (Either e a)
forall (f :: * -> *) a b. Functor f => a -> f b -> f a
<$ f ()
s) (Either e a -> f (Either e a))
-> (StopExc e -> Either e a) -> StopExc e -> f (Either e a)
forall b c a. (b -> c) -> (a -> b) -> a -> c
. e -> Either e a
forall a b. a -> Either a b
Left (e -> Either e a) -> (StopExc e -> e) -> StopExc e -> Either e a
forall b c a. (b -> c) -> (a -> b) -> a -> c
. StopExc e -> e
forall e. StopExc e -> e
unStopExc) ((a -> Either e a) -> f a -> f (Either e a)
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
fmap a -> Either e a
forall a b. b -> Either a b
Right) (Either (StopExc e) (f a) -> f (Either e a))
-> IO (Either (StopExc e) (f a)) -> IO (f (Either e a))
forall (f :: * -> *) a b. Functor f => (a -> b) -> f a -> f b
<$> IO (f a) -> IO (Either (StopExc e) (f a))
forall e a. Exception e => IO a -> IO (Either e a)
Base.try IO (f a)
m'
{-# inline stopToIOFinal #-}
stopEitherWith ::
Member (Stop err') r =>
(err -> err') ->
Either err a ->
Sem r a
stopEitherWith :: forall err' (r :: [(* -> *) -> * -> *]) err a.
Member (Stop err') r =>
(err -> err') -> Either err a -> Sem r a
stopEitherWith err -> err'
f =
(err -> Sem r a) -> (a -> Sem r a) -> Either err a -> Sem r a
forall a c b. (a -> c) -> (b -> c) -> Either a b -> c
either (err' -> Sem r a
forall e (r :: [(* -> *) -> * -> *]) a.
MemberWithError (Stop e) r =>
e -> Sem r a
stop (err' -> Sem r a) -> (err -> err') -> err -> Sem r a
forall b c a. (b -> c) -> (a -> b) -> a -> c
. err -> err'
f) a -> Sem r a
forall (f :: * -> *) a. Applicative f => a -> f a
pure
{-# inline stopEitherWith #-}
stopEitherAs ::
Member (Stop err') r =>
err' ->
Either err a ->
Sem r a
stopEitherAs :: forall err' (r :: [(* -> *) -> * -> *]) err a.
Member (Stop err') r =>
err' -> Either err a -> Sem r a
stopEitherAs err'
e =
(err -> err') -> Either err a -> Sem r a
forall err' (r :: [(* -> *) -> * -> *]) err a.
Member (Stop err') r =>
(err -> err') -> Either err a -> Sem r a
stopEitherWith (err' -> err -> err'
forall a b. a -> b -> a
const err'
e)
{-# inline stopEitherAs #-}
stopEither ::
Member (Stop err) r =>
Either err a ->
Sem r a
stopEither :: forall err (r :: [(* -> *) -> * -> *]) a.
Member (Stop err) r =>
Either err a -> Sem r a
stopEither =
(err -> err) -> Either err a -> Sem r a
forall err' (r :: [(* -> *) -> * -> *]) err a.
Member (Stop err') r =>
(err -> err') -> Either err a -> Sem r a
stopEitherWith err -> err
forall a. a -> a
id
{-# inline stopEither #-}
stopNote ::
Member (Stop err) r =>
err ->
Maybe a ->
Sem r a
stopNote :: forall err (r :: [(* -> *) -> * -> *]) a.
Member (Stop err) r =>
err -> Maybe a -> Sem r a
stopNote err
err =
Sem r a -> (a -> Sem r a) -> Maybe a -> Sem r a
forall b a. b -> (a -> b) -> Maybe a -> b
maybe (err -> Sem r a
forall e (r :: [(* -> *) -> * -> *]) a.
MemberWithError (Stop e) r =>
e -> Sem r a
stop err
err) a -> Sem r a
forall (f :: * -> *) a. Applicative f => a -> f a
pure
{-# inline stopNote #-}
stopOnError ::
Member (Stop err) r =>
Sem (Error err : r) a ->
Sem r a
stopOnError :: forall err (r :: [(* -> *) -> * -> *]) a.
Member (Stop err) r =>
Sem (Error err : r) a -> Sem r a
stopOnError =
Either err a -> Sem r a
forall err (r :: [(* -> *) -> * -> *]) a.
Member (Stop err) r =>
Either err a -> Sem r a
stopEither (Either err a -> Sem r a)
-> (Sem (Error err : r) a -> Sem r (Either err a))
-> Sem (Error err : r) a
-> Sem r a
forall (m :: * -> *) b c a.
Monad m =>
(b -> m c) -> (a -> m b) -> a -> m c
<=< Sem (Error err : r) a -> Sem r (Either err a)
forall e (r :: [(* -> *) -> * -> *]) a.
Sem (Error e : r) a -> Sem r (Either e a)
runError
{-# inline stopOnError #-}
stopOnErrorWith ::
Member (Stop err') r =>
(err -> err') ->
Sem (Error err : r) a ->
Sem r a
stopOnErrorWith :: forall err' (r :: [(* -> *) -> * -> *]) err a.
Member (Stop err') r =>
(err -> err') -> Sem (Error err : r) a -> Sem r a
stopOnErrorWith err -> err'
f =
(err -> err') -> Either err a -> Sem r a
forall err' (r :: [(* -> *) -> * -> *]) err a.
Member (Stop err') r =>
(err -> err') -> Either err a -> Sem r a
stopEitherWith err -> err'
f (Either err a -> Sem r a)
-> (Sem (Error err : r) a -> Sem r (Either err a))
-> Sem (Error err : r) a
-> Sem r a
forall (m :: * -> *) b c a.
Monad m =>
(b -> m c) -> (a -> m b) -> a -> m c
<=< Sem (Error err : r) a -> Sem r (Either err a)
forall e (r :: [(* -> *) -> * -> *]) a.
Sem (Error e : r) a -> Sem r (Either e a)
runError
{-# inline stopOnErrorWith #-}
stopToErrorWith ::
Member (Error err') r =>
(err -> err') ->
Sem (Stop err : r) a ->
Sem r a
stopToErrorWith :: forall err' (r :: [(* -> *) -> * -> *]) err a.
Member (Error err') r =>
(err -> err') -> Sem (Stop err : r) a -> Sem r a
stopToErrorWith err -> err'
f =
(err -> Sem r a) -> (a -> Sem r a) -> Either err a -> Sem r a
forall a c b. (a -> c) -> (b -> c) -> Either a b -> c
either (err' -> Sem r a
forall e (r :: [(* -> *) -> * -> *]) a.
MemberWithError (Error e) r =>
e -> Sem r a
throw (err' -> Sem r a) -> (err -> err') -> err -> Sem r a
forall b c a. (b -> c) -> (a -> b) -> a -> c
. err -> err'
f) a -> Sem r a
forall (f :: * -> *) a. Applicative f => a -> f a
pure (Either err a -> Sem r a)
-> (Sem (Stop err : r) a -> Sem r (Either err a))
-> Sem (Stop err : r) a
-> Sem r a
forall (m :: * -> *) b c a.
Monad m =>
(b -> m c) -> (a -> m b) -> a -> m c
<=< Sem (Stop err : r) a -> Sem r (Either err a)
forall e (r :: [(* -> *) -> * -> *]) a.
Sem (Stop e : r) a -> Sem r (Either e a)
runStop
{-# inline stopToErrorWith #-}
stopToError ::
Member (Error err) r =>
Sem (Stop err : r) a ->
Sem r a
stopToError :: forall err (r :: [(* -> *) -> * -> *]) a.
Member (Error err) r =>
Sem (Stop err : r) a -> Sem r a
stopToError =
(err -> err) -> Sem (Stop err : r) a -> Sem r a
forall err' (r :: [(* -> *) -> * -> *]) err a.
Member (Error err') r =>
(err -> err') -> Sem (Stop err : r) a -> Sem r a
stopToErrorWith err -> err
forall a. a -> a
id
{-# inline stopToError #-}
stopToErrorIO ::
Exception (StopExc err) =>
Members [Error err, Final IO] r =>
Sem (Stop err : r) a ->
Sem r a
stopToErrorIO :: forall err (r :: [(* -> *) -> * -> *]) a.
(Exception (StopExc err), Members '[Error err, Final IO] r) =>
Sem (Stop err : r) a -> Sem r a
stopToErrorIO =
(err -> Sem r a) -> (a -> Sem r a) -> Either err a -> Sem r a
forall a c b. (a -> c) -> (b -> c) -> Either a b -> c
either err -> Sem r a
forall e (r :: [(* -> *) -> * -> *]) a.
MemberWithError (Error e) r =>
e -> Sem r a
throw a -> Sem r a
forall (f :: * -> *) a. Applicative f => a -> f a
pure (Either err a -> Sem r a)
-> (Sem (Stop err : r) a -> Sem r (Either err a))
-> Sem (Stop err : r) a
-> Sem r a
forall (m :: * -> *) b c a.
Monad m =>
(b -> m c) -> (a -> m b) -> a -> m c
<=< Sem (Stop err : r) a -> Sem r (Either err a)
forall e (r :: [(* -> *) -> * -> *]) a.
(Exception (StopExc e), Member (Final IO) r) =>
Sem (Stop e : r) a -> Sem r (Either e a)
stopToIOFinal
{-# inline stopToErrorIO #-}
mapStop ::
∀ e e' r a .
Member (Stop e') r =>
(e -> e') ->
Sem (Stop e : r) a ->
Sem r a
mapStop :: forall e e' (r :: [(* -> *) -> * -> *]) a.
Member (Stop e') r =>
(e -> e') -> Sem (Stop e : r) a -> Sem r a
mapStop e -> e'
f (Sem forall (m :: * -> *).
Monad m =>
(forall x. Union (Stop e : r) (Sem (Stop e : r)) x -> m x) -> m a
m) =
(forall (m :: * -> *).
Monad m =>
(forall x. Union r (Sem r) x -> m x) -> m a)
-> Sem r a
forall (r :: [(* -> *) -> * -> *]) a.
(forall (m :: * -> *).
Monad m =>
(forall x. Union r (Sem r) x -> m x) -> m a)
-> Sem r a
Sem \ forall x. Union r (Sem r) x -> m x
k -> (forall x. Union (Stop e : r) (Sem (Stop e : r)) x -> m x) -> m a
forall (m :: * -> *).
Monad m =>
(forall x. Union (Stop e : r) (Sem (Stop e : r)) x -> m x) -> m a
m \ Union (Stop e : r) (Sem (Stop e : r)) x
u ->
case Union (Stop e : r) (Sem (Stop e : r)) x
-> Either
(Union r (Sem (Stop e : r)) x)
(Weaving (Stop e) (Sem (Stop e : r)) x)
forall (e :: (* -> *) -> * -> *) (r :: [(* -> *) -> * -> *])
(m :: * -> *) a.
Union (e : r) m a -> Either (Union r m a) (Weaving e m a)
decomp Union (Stop e : r) (Sem (Stop e : r)) x
u of
Left Union r (Sem (Stop e : r)) x
x ->
Union r (Sem r) x -> m x
forall x. Union r (Sem r) x -> m x
k ((forall x. Sem (Stop e : r) x -> Sem r x)
-> Union r (Sem (Stop e : r)) x -> Union r (Sem r) x
forall (m :: * -> *) (n :: * -> *) (r :: [(* -> *) -> * -> *]) a.
(forall x. m x -> n x) -> Union r m a -> Union r n a
hoist ((e -> e') -> Sem (Stop e : r) x -> Sem r x
forall e e' (r :: [(* -> *) -> * -> *]) a.
Member (Stop e') r =>
(e -> e') -> Sem (Stop e : r) a -> Sem r a
mapStop e -> e'
f) Union r (Sem (Stop e : r)) x
x)
Right (Weaving (Stop e
e) f ()
_ forall x. f (Sem rInitial x) -> Sem (Stop e : r) (f x)
_ f a -> x
_ forall x. f x -> Maybe x
_) ->
(forall x. Union r (Sem r) x -> m x) -> Sem r x -> m x
forall (m :: * -> *) (r :: [(* -> *) -> * -> *]) a.
Monad m =>
(forall x. Union r (Sem r) x -> m x) -> Sem r a -> m a
usingSem forall x. Union r (Sem r) x -> m x
k (Stop e' (Sem r) x -> Sem r x
forall (e :: (* -> *) -> * -> *) (r :: [(* -> *) -> * -> *]) a.
Member e r =>
e (Sem r) a -> Sem r a
send (Stop e' (Sem r) x -> Sem r x) -> Stop e' (Sem r) x -> Sem r x
forall a b. (a -> b) -> a -> b
$ e' -> Stop e' (Sem r) x
forall e (a :: * -> *) b. e -> Stop e a b
Stop (e -> e'
f e
e))
{-# inline mapStop #-}
showStop ::
∀ e r a .
Show e =>
Member (Stop Text) r =>
Sem (Stop e : r) a ->
Sem r a
showStop :: forall e (r :: [(* -> *) -> * -> *]) a.
(Show e, Member (Stop Text) r) =>
Sem (Stop e : r) a -> Sem r a
showStop =
forall e e' (r :: [(* -> *) -> * -> *]) a.
Member (Stop e') r =>
(e -> e') -> Sem (Stop e : r) a -> Sem r a
mapStop @e @Text e -> Text
forall b a. (Show a, IsString b) => a -> b
show
{-# inline showStop #-}
stopTryIOE ::
∀ exc e r a .
Exception exc =>
Members [Stop e, Embed IO] r =>
(exc -> e) ->
IO a ->
Sem r a
stopTryIOE :: forall exc e (r :: [(* -> *) -> * -> *]) a.
(Exception exc, Members '[Stop e, Embed IO] r) =>
(exc -> e) -> IO a -> Sem r a
stopTryIOE exc -> e
f =
(exc -> e) -> Either exc a -> Sem r a
forall err' (r :: [(* -> *) -> * -> *]) err a.
Member (Stop err') r =>
(err -> err') -> Either err a -> Sem r a
stopEitherWith exc -> e
f (Either exc a -> Sem r a)
-> (IO a -> Sem r (Either exc a)) -> IO a -> Sem r a
forall (m :: * -> *) b c a.
Monad m =>
(b -> m c) -> (a -> m b) -> a -> m c
<=< forall e (r :: [(* -> *) -> * -> *]) a.
(Exception e, Member (Embed IO) r) =>
IO a -> Sem r (Either e a)
tryIOE @exc
{-# inline stopTryIOE #-}
stopTryIO ::
∀ exc e r a .
Exception exc =>
Members [Stop e, Embed IO] r =>
(Text -> e) ->
IO a ->
Sem r a
stopTryIO :: forall exc e (r :: [(* -> *) -> * -> *]) a.
(Exception exc, Members '[Stop e, Embed IO] r) =>
(Text -> e) -> IO a -> Sem r a
stopTryIO Text -> e
f =
(Text -> e) -> Either Text a -> Sem r a
forall err' (r :: [(* -> *) -> * -> *]) err a.
Member (Stop err') r =>
(err -> err') -> Either err a -> Sem r a
stopEitherWith Text -> e
f (Either Text a -> Sem r a)
-> (IO a -> Sem r (Either Text a)) -> IO a -> Sem r a
forall (m :: * -> *) b c a.
Monad m =>
(b -> m c) -> (a -> m b) -> a -> m c
<=< forall e (r :: [(* -> *) -> * -> *]) a.
(Exception e, Member (Embed IO) r) =>
IO a -> Sem r (Either Text a)
tryIO @exc
{-# inline stopTryIO #-}
stopTryIOError ::
∀ e r a .
Members [Stop e, Embed IO] r =>
(Text -> e) ->
IO a ->
Sem r a
stopTryIOError :: forall e (r :: [(* -> *) -> * -> *]) a.
Members '[Stop e, Embed IO] r =>
(Text -> e) -> IO a -> Sem r a
stopTryIOError Text -> e
f =
(Text -> e) -> Either Text a -> Sem r a
forall err' (r :: [(* -> *) -> * -> *]) err a.
Member (Stop err') r =>
(err -> err') -> Either err a -> Sem r a
stopEitherWith Text -> e
f (Either Text a -> Sem r a)
-> (IO a -> Sem r (Either Text a)) -> IO a -> Sem r a
forall (m :: * -> *) b c a.
Monad m =>
(b -> m c) -> (a -> m b) -> a -> m c
<=< IO a -> Sem r (Either Text a)
forall (r :: [(* -> *) -> * -> *]) a.
Member (Embed IO) r =>
IO a -> Sem r (Either Text a)
tryIOError
{-# inline stopTryIOError #-}
stopTryAny ::
∀ e r a .
Members [Stop e, Embed IO] r =>
(Text -> e) ->
IO a ->
Sem r a
stopTryAny :: forall e (r :: [(* -> *) -> * -> *]) a.
Members '[Stop e, Embed IO] r =>
(Text -> e) -> IO a -> Sem r a
stopTryAny Text -> e
f =
(Text -> e) -> Either Text a -> Sem r a
forall err' (r :: [(* -> *) -> * -> *]) err a.
Member (Stop err') r =>
(err -> err') -> Either err a -> Sem r a
stopEitherWith Text -> e
f (Either Text a -> Sem r a)
-> (IO a -> Sem r (Either Text a)) -> IO a -> Sem r a
forall (m :: * -> *) b c a.
Monad m =>
(b -> m c) -> (a -> m b) -> a -> m c
<=< IO a -> Sem r (Either Text a)
forall (r :: [(* -> *) -> * -> *]) a.
Member (Embed IO) r =>
IO a -> Sem r (Either Text a)
tryAny
{-# inline stopTryAny #-}