git-annex/Command/Help.hs
2013-03-27 13:51:24 -04:00

60 lines
1.4 KiB
Haskell

{- git-annex command
-
- Copyright 2012 Joey Hess <joey@kitenet.net>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Command.Help where
import Common.Annex
import Command
import qualified Command.Init
import qualified Command.Add
import qualified Command.Drop
import qualified Command.Get
import qualified Command.Move
import qualified Command.Copy
import qualified Command.Sync
import qualified Command.Whereis
import qualified Command.Fsck
import GitAnnex.Options
import System.Console.GetOpt
def :: [Command]
def = [noCommit $ noRepo showGeneralHelp $ dontCheck repoExists $
command "help" paramNothing seek SectionUtility "display help"]
seek :: [CommandSeek]
seek = [withWords start]
start :: [String] -> CommandStart
start ["options"] = do
liftIO showCommonOptions
stop
start _ = do
liftIO showGeneralHelp
stop
showCommonOptions :: IO ()
showCommonOptions = putStrLn $ usageInfo "Common options:" options
showGeneralHelp :: IO ()
showGeneralHelp = putStrLn $ unlines
[ "The most commonly used git-annex commands are:"
, unlines $ map cmdline $ concat
[ Command.Init.def
, Command.Add.def
, Command.Drop.def
, Command.Get.def
, Command.Move.def
, Command.Copy.def
, Command.Sync.def
, Command.Whereis.def
, Command.Fsck.def
]
, "Run git-annex without any options for a complete command list."
]
where
cmdline c = "\t" ++ cmdname c ++ "\t" ++ cmddesc c