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authorGravatar Joey Hess <joey@kitenet.net>2011-08-25 00:28:55 -0400
committerGravatar Joey Hess <joey@kitenet.net>2011-08-25 01:27:19 -0400
commit678726c10c13481c082743808a5188d28567e2b3 (patch)
treea5052eb5b20444e10d3f5d467281ef4c0f5975d1 /Command
parent20259c2955e408a72e0960207fc8be4cbeec2e21 (diff)
code simplification thanks to applicative functors
Diffstat (limited to 'Command')
-rw-r--r--Command/Migrate.hs3
-rw-r--r--Command/Status.hs10
2 files changed, 6 insertions, 7 deletions
diff --git a/Command/Migrate.hs b/Command/Migrate.hs
index 25227ae16..6ad7e239c 100644
--- a/Command/Migrate.hs
+++ b/Command/Migrate.hs
@@ -8,6 +8,7 @@
module Command.Migrate where
import Control.Monad.State (liftIO)
+import Control.Applicative
import System.Posix.Files
import System.Directory
import System.FilePath
@@ -39,7 +40,7 @@ start (file, b) = isAnnexed file $ \(key, oldbackend) -> do
next $ perform file key newbackend
else stop
where
- choosebackend Nothing = return . head =<< Backend.orderedList
+ choosebackend Nothing = head <$> Backend.orderedList
choosebackend (Just backend) = return backend
{- Checks if a key is upgradable to a newer representation. -}
diff --git a/Command/Status.hs b/Command/Status.hs
index aef4df232..5c82744b1 100644
--- a/Command/Status.hs
+++ b/Command/Status.hs
@@ -8,6 +8,7 @@
module Command.Status where
import Control.Monad.State
+import Control.Applicative
import Data.Maybe
import System.IO
import Data.List
@@ -112,12 +113,10 @@ total_annex_size = stat "total annex size" $
cachedKeysReferenced >>= keySizeSum
local_annex_keys :: Stat
-local_annex_keys = stat "local annex keys" $
- return . show . snd =<< cachedKeysPresent
+local_annex_keys = stat "local annex keys" $ show . snd <$> cachedKeysPresent
total_annex_keys :: Stat
-total_annex_keys = stat "total annex keys" $
- return . show . snd =<< cachedKeysReferenced
+total_annex_keys = stat "total annex keys" $ show . snd <$> cachedKeysReferenced
tmp_size :: Stat
tmp_size = staleSize "temporary directory size" gitAnnexTmpDir
@@ -126,8 +125,7 @@ bad_data_size :: Stat
bad_data_size = staleSize "bad keys size" gitAnnexBadDir
backend_usage :: Stat
-backend_usage = stat "backend usage" $
- return . usage =<< cachedKeysReferenced
+backend_usage = stat "backend usage" $ usage <$> cachedKeysReferenced
where
usage (ks, _) = pp "" $ sort $ map swap $ splits ks
splits :: [Key] -> [(String, Integer)]