git-annex/Git/Status.hs
Joey Hess 75a15e1ad7
status: Pass --ignore-submodules=when option on to git status.
Didn't make --ignore-submodules without a value be handled because I can't
see a way to make optparse-applicative parse that. I've opened a bug
requesting a way to do that:
https://github.com/pcapriotti/optparse-applicative/issues/243
2017-02-20 17:01:24 -04:00

77 lines
1.8 KiB
Haskell

{- git status interface
-
- Copyright 2015 Joey Hess <id@joeyh.name>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Git.Status where
import Common
import Git
import Git.Command
import Git.FilePath
data Status
= Modified TopFilePath
| Deleted TopFilePath
| Added TopFilePath
| Renamed TopFilePath TopFilePath
| TypeChanged TopFilePath
| Untracked TopFilePath
statusChar :: Status -> Char
statusChar (Modified _) = 'M'
statusChar (Deleted _) = 'D'
statusChar (Added _) = 'A'
statusChar (Renamed _ _) = 'R'
statusChar (TypeChanged _) = 'T'
statusChar (Untracked _) = '?'
statusFile :: Status -> TopFilePath
statusFile (Modified f) = f
statusFile (Deleted f) = f
statusFile (Added f) = f
statusFile (Renamed _oldf newf) = newf
statusFile (TypeChanged f) = f
statusFile (Untracked f) = f
parseStatusZ :: [String] -> [Status]
parseStatusZ = go []
where
go c [] = reverse c
go c (x:xs) = case x of
(sindex:sworktree:' ':f) ->
-- Look at both the index and worktree status,
-- preferring worktree.
case cparse sworktree <|> cparse sindex of
Just mks -> go (mks (asTopFilePath f) : c) xs
Nothing -> if sindex == 'R'
-- In -z mode, the name the
-- file was renamed to comes
-- first, and the next component
-- is the old filename.
then case xs of
(oldf:xs') -> go (Renamed (asTopFilePath oldf) (asTopFilePath f) : c) xs'
_ -> go c []
else go c xs
_ -> go c xs
cparse 'M' = Just Modified
cparse 'A' = Just Added
cparse 'D' = Just Deleted
cparse 'T' = Just TypeChanged
cparse '?' = Just Untracked
cparse _ = Nothing
getStatus :: [CommandParam] -> [FilePath] -> Repo -> IO ([Status], IO Bool)
getStatus ps fs r = do
(ls, cleanup) <- pipeNullSplit ps' r
return (parseStatusZ ls, cleanup)
where
ps' = concat
[ [Param "status"]
, ps
, [ Param "-uall" , Param "-z"]
, map File fs
]