Control.Error.Extensions

A bracket function for ExceptT over IO monad.

Documentation

bracketE :: ExceptT e IO a -> (a -> ExceptT e IO b) -> (a -> ExceptT e IO c) -> ExceptT e IO c

Analogous to bracket, but for ExceptT over IO.

bracketE_ :: ExceptT e IO a -> ExceptT e IO b -> ExceptT e IO c -> ExceptT e IO c

A variant of bracketE where the return value from the first computation is not required.