git-annex/Command/Describe.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

36 lines
789 B
Haskell

{- git-annex command
-
- Copyright 2011 Joey Hess <joey@kitenet.net>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Command.Describe where
import Command
import qualified Remote
import UUID
import Messages
command :: [Command]
command = [repoCommand "describe" (paramPair paramRemote paramDesc) seek
"change description of a repository"]
seek :: [CommandSeek]
seek = [withWords start]
start :: [String] -> CommandStart
start ws = do
let (name, description) =
case ws of
(n:d) -> (n,unwords d)
_ -> error "Specify a repository and a description."
showStart "describe" name
u <- Remote.nameToUUID name
next $ perform u description
perform :: UUID -> String -> CommandPerform
perform u description = do
describeUUID u description
next $ return True