System.Chatty.Spawn.Overlay

Provides a MonadSpawn overlay that may catch specific spawn calls and handle them itself.

Documentation

newtype SpawnOverlayT m a

MonadSpawn overlay. Carries a map of own command implementations that are called instead of the actual ones.

Constructors

SpawnOverlay

Fields

runSpawnOverlayT :: [(String, [String] -> String -> m (Int, String))] -> m (a, [(String, [String] -> String -> m (Int, String))])

Instances

MonadTrans SpawnOverlayT

Monad m => Monad (SpawnOverlayT m)

Monad m => Functor (SpawnOverlayT m)

MonadIO m => MonadIO (SpawnOverlayT m)

MonadRandom m0 => MonadRandom (SpawnOverlayT m0)

MonadClock m0 => MonadClock (SpawnOverlayT m0)

MonadFinalizer m0 => MonadFinalizer (SpawnOverlayT m0)

MonadScanner m0 => MonadScanner (SpawnOverlayT m0)

MonadPrinter m0 => MonadPrinter (SpawnOverlayT m0)

MonadSpawn m => MonadSpawn (SpawnOverlayT m)

ExtendedPrinter m0 => ExtendedPrinter (SpawnOverlayT m0)

MonadExpand m0 => MonadExpand (SpawnOverlayT m0)

ExpanderEnv m0 => ExpanderEnv (SpawnOverlayT m0)

HistoryEnv m0 => HistoryEnv (SpawnOverlayT m0)