Safe Haskell	None
Language	Haskell2010

Foundation.Exception

Synopsis

finally :: MonadBracket m => m a -> m b -> m a
try :: (MonadCatch m, Exception e) => m a -> m (Either e a)
data SomeException

Documentation

finally :: MonadBracket m => m a -> m b -> m a Source #

try :: (MonadCatch m, Exception e) => m a -> m (Either e a) Source #

data SomeException #

The SomeException type is the root of the exception type hierarchy. When an exception of type e is thrown, behind the scenes it is encapsulated in a SomeException.

Instances

Instances details

Show SomeException	Since: base-3.0
Instance details Defined in GHC.Exception.Type Methods showsPrec :: Int -> SomeException -> ShowS # show :: SomeException -> String # showList :: [SomeException] -> ShowS #
Exception SomeException	Since: base-3.0
Instance details Defined in GHC.Exception.Type Methods toException :: SomeException -> SomeException # fromException :: SomeException -> Maybe SomeException # displayException :: SomeException -> String #