Database.PostgreSQL.Consumers.Utils

Documentation

finalize :: (MonadMask m, MonadBase IO m) => m (m ()) -> m a -> m a

Run an action m that returns a finalizer and perform the returned finalizer after the action action completes.

data ThrownFrom

Exception thrown from a child thread.

Constructors

ThrownFrom String SomeException

Instances

Show ThrownFrom

Methods

showsPrec :: Int -> ThrownFrom -> ShowS

show :: ThrownFrom -> String

showList :: [ThrownFrom] -> ShowS

Exception ThrownFrom

Methods

toException :: ThrownFrom -> SomeException

fromException :: SomeException -> Maybe ThrownFrom

displayException :: ThrownFrom -> String

stopExecution :: MonadBase IO m => ThreadId -> m ()

Stop execution of a thread.

forkP :: MonadBaseControl IO m => String -> m () -> m ThreadId

Modified version of fork that propagates thrown exceptions to the parent thread.

gforkP :: MonadBaseControl IO m => ThreadGroup -> String -> m () -> m (ThreadId, m (Result ()))

Modified version of fork that propagates thrown exceptions to the parent thread.