From 14e5429163f0138f03deaaa1134c8b4982c27141 Mon Sep 17 00:00:00 2001 From: Joey Hess Date: Sun, 22 May 2016 15:41:28 -0400 Subject: merge Utility from git-annex --- src/Utility/Exception.hs | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-) (limited to 'src/Utility/Exception.hs') diff --git a/src/Utility/Exception.hs b/src/Utility/Exception.hs index 8b110ae6..e691f13b 100644 --- a/src/Utility/Exception.hs +++ b/src/Utility/Exception.hs @@ -21,7 +21,8 @@ module Utility.Exception ( tryNonAsync, tryWhenExists, catchIOErrorType, - IOErrorType(..) + IOErrorType(..), + catchPermissionDenied, ) where import Control.Monad.Catch as X hiding (Handler) @@ -97,3 +98,6 @@ catchIOErrorType errtype onmatchingerr a = catchIO a onlymatching onlymatching e | ioeGetErrorType e == errtype = onmatchingerr e | otherwise = throwM e + +catchPermissionDenied :: MonadCatch m => (IOException -> m a) -> m a -> m a +catchPermissionDenied = catchIOErrorType PermissionDenied -- cgit v1.2.3