io-choice-0.0.4: Choice for IO and lifted IO
Control.Exception.IOChoice
Description
This package provides the choice operator (||>) for IO monad.
||>
Synopsis
(||>) :: IO a -> IO a -> IO aSource
If IOException occurs or goNext is used in the left IO, then the right IO is performed. Note that fail throws IOException.
IOException
goNext
fail
goNext :: IO aSource
Go to the next IO monad by throwing IOException.
IO
runAnyOne :: [IO a] -> IO aSource
Run any one IO monad.