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author | Joey Hess <joey@kitenet.net> | 2011-08-25 00:28:55 -0400 |
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committer | Joey Hess <joey@kitenet.net> | 2011-08-25 01:27:19 -0400 |
commit | 678726c10c13481c082743808a5188d28567e2b3 (patch) | |
tree | a5052eb5b20444e10d3f5d467281ef4c0f5975d1 /Command/Migrate.hs | |
parent | 20259c2955e408a72e0960207fc8be4cbeec2e21 (diff) |
code simplification thanks to applicative functors
Diffstat (limited to 'Command/Migrate.hs')
-rw-r--r-- | Command/Migrate.hs | 3 |
1 files changed, 2 insertions, 1 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. -} |