Control.Monad.Class.MonadTimer

Documentation

class Monad m => MonadDelay m where

Methods

threadDelay :: Int -> m ()

Instances

MonadDelay IO

With threadDelay one can use arbitrary large DiffTimes, which is an advantage over threadDelay.

Defined in Control.Monad.Class.MonadTimer

Methods

threadDelay :: Int -> IO ()

MonadDelay m => MonadDelay (ReaderT r m)

Defined in Control.Monad.Class.MonadTimer

Methods

threadDelay :: Int -> ReaderT r m ()

class (MonadDelay m, MonadSTM m) => MonadTimer m where

Methods

registerDelay :: Int -> m (TVar m Bool)

timeout :: Int -> m a -> m (Maybe a)

Instances

MonadTimer IO

Defined in Control.Monad.Class.MonadTimer

Methods

registerDelay :: Int -> IO (TVar IO Bool)

timeout :: Int -> IO a -> IO (Maybe a)

MonadTimer m => MonadTimer (ReaderT r m)

Defined in Control.Monad.Class.MonadTimer

Methods

registerDelay :: Int -> ReaderT r m (TVar (ReaderT r m) Bool)

timeout :: Int -> ReaderT r m a -> ReaderT r m (Maybe a)