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Move ExceptionMonad instance lift to ghc-mod #54

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Move ExceptionMonad instance lift to ghc-mod #54

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12 changes: 0 additions & 12 deletions src/Language/Haskell/Refact/Utils/Monad.hs
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Expand Up @@ -65,9 +65,6 @@ import System.Log.Logger
import qualified Data.Map as Map
import qualified Data.Set as Set

-- Monad transformer stuff
import Control.Monad.Trans.Control ( control, liftBaseOp, liftBaseOp_)

-- ---------------------------------------------------------------------

data VerboseLevel = Debug | Normal | Off
Expand Down Expand Up @@ -244,15 +241,6 @@ instance GHC.HasDynFlags RefactGhc where

-- ---------------------------------------------------------------------

instance ExceptionMonad (StateT RefactState IO) where
gcatch act handler = control $ \run ->
run act `gcatch` (run . handler)

gmask = liftBaseOp gmask . liftRestore
where liftRestore f r = f $ liftBaseOp_ r

-- ---------------------------------------------------------------------

cabalModuleGraphs :: RefactGhc [GM.GmModuleGraph]
cabalModuleGraphs = RefactGhc doCabalModuleGraphs
where
Expand Down