git-annex/Command/Uninit.hs
Joey Hess 35145202d2 remove command type definitions
These were a mistake, they make the type signatures harder to read and
less flexible. The CommandSeek, CommandStart, CommandPerform, and
CommandCleanup types were a good idea, but composing them with the
parameters expected is going too far.
2011-09-15 16:50:49 -04:00

55 lines
1.3 KiB
Haskell

{- git-annex command
-
- Copyright 2010 Joey Hess <joey@kitenet.net>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Command.Uninit where
import Control.Monad.State (liftIO)
import System.Directory
import System.Exit
import Command
import Utility.SafeCommand
import qualified Git
import qualified Annex
import qualified Command.Unannex
import Init
import qualified Branch
import Content
import Locations
command :: [Command]
command = [repoCommand "uninit" paramPaths seek
"de-initialize git-annex and clean out repository"]
seek :: [CommandSeek]
seek = [withFilesInGit startUnannex, withNothing start]
startUnannex :: FilePath -> CommandStart
startUnannex file = do
-- Force fast mode before running unannex. This way, if multiple
-- files link to a key, it will be left in the annex and hardlinked
-- to by each.
Annex.changeState $ \s -> s { Annex.fast = True }
Command.Unannex.start file
start :: CommandStart
start = next perform
perform :: CommandPerform
perform = next cleanup
cleanup :: CommandCleanup
cleanup = do
g <- Annex.gitRepo
uninitialize
mapM_ removeAnnex =<< getKeysPresent
liftIO $ removeDirectoryRecursive (gitAnnexDir g)
-- avoid normal shutdown
saveState
liftIO $ do
Git.run g "branch" [Param "-D", Param Branch.name]
exitSuccess