refactor

Command.hs

@@ -149,22 +149,28 @@ backendPairs a fs = runFilteredGen a snd (Backend.chooseBackends fs)
 runFilteredGen :: (b -> Annex (Maybe a)) -> (b -> FilePath) -> Annex [b] -> Annex [Annex (Maybe a)]
 runFilteredGen a d fs = do
 	matcher <- Limit.getMatcher
-	liftM (map $ proc matcher) fs
+	runActions (proc matcher) fs
 	where
 		proc matcher v = do
 			let f = d v
 			ok <- matcher f
 			if ok then a v else stop
 
+runActions :: (b -> Annex (Maybe a)) -> Annex [b] -> Annex [Annex (Maybe a)]
+runActions a fs = liftM (map a) fs
+
 notAnnexed :: FilePath -> Annex (Maybe a) -> Annex (Maybe a)
 notAnnexed file a = maybe a (const $ return Nothing) =<< Backend.lookupFile file
 
 isAnnexed :: FilePath -> ((Key, Backend Annex) -> Annex (Maybe a)) -> Annex (Maybe a)
 isAnnexed file a = maybe (return Nothing) a =<< Backend.lookupFile file
 
+isBareRepo :: Annex Bool
+isBareRepo = Git.repoIsLocalBare <$> gitRepo
+
 notBareRepo :: Annex a -> Annex a
 notBareRepo a = do
-	whenM (Git.repoIsLocalBare <$> gitRepo) $
+	whenM isBareRepo $
 		error "You cannot run this subcommand in a bare repository."
 	a
 

Command/Fsck.hs

@@ -13,7 +13,6 @@ import qualified Remote
 import qualified Types.Backend
 import qualified Types.Key
 import qualified Backend
-import qualified Git
 import Annex.Content
 import Logs.Location
 import Logs.Trust
@@ -44,14 +43,13 @@ perform key file backend numcopies = check
 
 {- To fsck a bare repository, fsck each key in the location log. -}
 withBarePresentKeys :: (Key -> CommandStart) -> CommandSeek
-withBarePresentKeys a params = do
-	bare <- Git.repoIsLocalBare <$> gitRepo
-	if bare
-		then do
+withBarePresentKeys a params = isBareRepo >>= go
+	where
+		go False = return []
+		go True = do
 			unless (null params) $ do
 				error "fsck should be run without parameters in a bare repository"
-			liftM (map a) loggedKeys
-		else return []
+			runActions a loggedKeys
 
 startBare :: Key -> CommandStart
 startBare key = case Backend.maybeLookupBackendName (Types.Key.keyBackendName key) of