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-rw-r--r--Propellor/Exception.hs18
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diff --git a/Propellor/Exception.hs b/Propellor/Exception.hs
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--- a/Propellor/Exception.hs
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-{-# LANGUAGE PackageImports #-}
-
-module Propellor.Exception where
-
-import qualified "MonadCatchIO-transformers" Control.Monad.CatchIO as M
-import Control.Exception
-
-import Propellor.Types
-import Propellor.Message
-
--- | Catches IO exceptions and returns FailedChange.
-catchPropellor :: Propellor Result -> Propellor Result
-catchPropellor a = either err return =<< tryPropellor a
- where
- err e = warningMessage (show e) >> return FailedChange
-
-tryPropellor :: Propellor a -> Propellor (Either IOException a)
-tryPropellor = M.try