ref: b352d4fef682acc3e15506cc026e5ca46d08fcee
dir: /lib/Control/Monad/IO/Class.hs/
module Control.Monad.IO.Class (MonadIO(..)) where import Prelude() import Data.Char import Control.Applicative import Control.Monad import System.IO class (Monad m) => MonadIO m where liftIO :: IO a -> m a instance MonadIO IO where liftIO io = io