git-annex/Command/LookupKey.hs

27 lines
545 B
Haskell

{- git-annex command
-
- Copyright 2013 Joey Hess <id@joeyh.name>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Command.LookupKey where
import Command
import Annex.CatFile
cmd :: Command
cmd = notBareRepo $ noCommit $
command "lookupkey" SectionPlumbing
"looks up key used for file"
(paramRepeating paramFile)
(batchable run (pure ()))
run :: () -> String -> Annex Bool
run _ file = do
mk <- catKeyFile file
case mk of
Just k -> do
liftIO $ putStrLn $ key2file k
return True
Nothing -> return False