diff options
| author |  Joey Hess <joey@kitenet.net> | 2011-05-17 03:10:13 -0400 |
|---|---|---|
| committer | Joey Hess <joey@kitenet.net> | 2011-05-17 03:13:11 -0400 |
| commit | c91929f6934fc4e94603d0fa004e824d5e2cfb65 (patch) | |
| tree | e958f5b4dc1209afb90c786493164c351dea4b9a /Command/DropUnused.hs | |
| parent | 75a3f5027f74565d909fb940893636d081d9872a (diff) | |
add whenM and unlessM
Just more golfing.. I am pretty sure something in a library somewhere can
do this, but I have been unable to find it.
Diffstat (limited to 'Command/DropUnused.hs')
| -rw-r--r-- | Command/DropUnused.hs | 5 |
1 files changed, 2 insertions, 3 deletions
diff --git a/Command/DropUnused.hs b/Command/DropUnused.hs index 965a99ed5..1bb3b7f97 100644 --- a/Command/DropUnused.hs +++ b/Command/DropUnused.hs @@ -7,7 +7,6 @@ module Command.DropUnused where -import Control.Monad (when) import Control.Monad.State (liftIO) import qualified Data.Map as M import System.Directory @@ -24,6 +23,7 @@ import qualified Remote import qualified GitRepo as Git import Backend import Key +import Utility type UnusedMap = M.Map String Key @@ -72,8 +72,7 @@ performOther :: (Git.Repo -> Key -> FilePath) -> Key -> CommandPerform performOther filespec key = do g <- Annex.gitRepo let f = filespec g key - e <- liftIO $ doesFileExist f - when e $ liftIO $ removeFile f + liftIO $ whenM (doesFileExist f) $ removeFile f next $ return True readUnusedLog :: FilePath -> Annex UnusedMap |