git-annex/Command/LookupKey.hs

26 lines
570 B
Haskell

{- git-annex command
-
- Copyright 2013 Joey Hess <joey@kitenet.net>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Command.LookupKey where
import Common.Annex
import Command
import Annex.CatFile
import Types.Key
cmd :: [Command]
cmd = [notBareRepo $ noCommit $ noMessages $
command "lookupkey" (paramRepeating paramFile) seek
SectionPlumbing "looks up key used for file"]
seek :: CommandSeek
seek = withStrings start
start :: String -> CommandStart
start file = do
liftIO . maybe exitFailure (putStrLn . key2file) =<< catKeyFile file
stop