{-# OPTIONS_GHC -fno-warn-deprecations #-}
{-# LANGUAGE ConstraintKinds #-}

module GHC.Utils.Exception
    (
    module CE,
    module GHC.Utils.Exception
    )
    where

import GHC.Prelude.Basic

import GHC.IO (catchException)
import Control.Exception as CE hiding (assert)
import Control.Monad.IO.Class
import Control.Monad.Catch

-- Monomorphised versions of exception-handling utilities
catchIO :: IO a -> (IOException -> IO a) -> IO a
catchIO :: forall a. IO a -> (IOException -> IO a) -> IO a
catchIO = IO a -> (IOException -> IO a) -> IO a
forall e a. Exception e => IO a -> (e -> IO a) -> IO a
catchException

handleIO :: (IOException -> IO a) -> IO a -> IO a
handleIO :: forall a. (IOException -> IO a) -> IO a -> IO a
handleIO = (IO a -> (IOException -> IO a) -> IO a)
-> (IOException -> IO a) -> IO a -> IO a
forall a b c. (a -> b -> c) -> b -> a -> c
flip IO a -> (IOException -> IO a) -> IO a
forall a. IO a -> (IOException -> IO a) -> IO a
catchIO

tryIO :: IO a -> IO (Either IOException a)
tryIO :: forall a. IO a -> IO (Either IOException a)
tryIO = IO a -> IO (Either IOException a)
forall e a. Exception e => IO a -> IO (Either e a)
CE.try

type ExceptionMonad m = (MonadCatch m, MonadThrow m, MonadMask m, MonadIO m)