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{- git-annex upgrade support
-
- Copyright 2010 Joey Hess <joey@kitenet.net>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Upgrade where
import Types
import Version
import qualified Upgrade.V0
import qualified Upgrade.V1
{- Uses the annex.version git config setting to automate upgrades. -}
upgrade :: Annex Bool
upgrade = do
version <- getVersion
case version of
Just "0" -> Upgrade.V0.upgrade
Just "1" -> Upgrade.V1.upgrade
Nothing -> return True -- repo not initted yet, no version
Just v | v == currentVersion -> return True
Just _ -> error "this version of git-annex is too old for this git repository!"
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