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{- git-annex command
 -
 - Copyright 2010 Joey Hess <joey@kitenet.net>
 -
 - Licensed under the GNU GPL version 3 or higher.
 -}

module Command.PreCommit where

import Command
import qualified Command.Add
import qualified Command.Fix

def :: [Command]
def = [command "pre-commit" paramPaths seek "run by git pre-commit hook"]

{- The pre-commit hook needs to fix symlinks to all files being committed.
 - And, it needs to inject unlocked files into the annex. -}
seek :: [CommandSeek]
seek =
	[ withFilesToBeCommitted $ whenAnnexed Command.Fix.start
	, withFilesUnlockedToBeCommitted start]

start :: FilePath -> CommandStart
start file = next $ perform file

perform :: FilePath -> CommandPerform
perform file = do
	ok <- doCommand $ Command.Add.start file
	if ok
		then next $ return True
		else error $ "failed to add " ++ file ++ "; canceling commit"