ref: 4f1698b76ead47ff4e5c92ea19767ddd6e8ff133
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