git-annex/Command/Config.hs
Joey Hess d0651bb567
make query commands not output extraneous messages
config group groupwanted numcopies schedule wanted required:  Avoid
displaying extraneous messages about repository auto-init, git-annex branch
merging, etc, when being used to get information.
2017-02-16 13:24:35 -04:00

68 lines
1.4 KiB
Haskell

{- git-annex command
-
- Copyright 2017 Joey Hess <id@joeyh.name>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Command.Config where
import Command
import Logs.Config
cmd :: Command
cmd = noMessages $ command "config" SectionSetup
"configuration stored in git-annex branch"
paramNothing (seek <$$> optParser)
data Action
= SetConfig ConfigName ConfigValue
| GetConfig ConfigName
| UnsetConfig ConfigName
type Name = String
type Value = String
optParser :: CmdParamsDesc -> Parser Action
optParser _ = setconfig <|> getconfig <|> unsetconfig
where
setconfig = SetConfig
<$> strOption
( long "set"
<> help "set configuration"
<> metavar paramName
)
<*> strArgument
( metavar paramValue
)
getconfig = GetConfig <$> strOption
( long "get"
<> help "get configuration"
<> metavar paramName
)
unsetconfig = UnsetConfig <$> strOption
( long "unset"
<> help "unset configuration"
<> metavar paramName
)
seek :: Action -> CommandSeek
seek (SetConfig name val) = commandAction $ do
allowMessages
showStart name val
next $ next $ do
setGlobalConfig name val
return True
seek (UnsetConfig name) = commandAction $ do
allowMessages
showStart name "unset"
next $ next $ do
unsetGlobalConfig name
return True
seek (GetConfig name) = commandAction $ do
mv <- getGlobalConfig name
case mv of
Nothing -> stop
Just v -> do
liftIO $ putStrLn v
stop