46 lines
1.2 KiB
Haskell
46 lines
1.2 KiB
Haskell
{- git hash-object interface
|
|
-
|
|
- Copyright 2011-2012 Joey Hess <joey@kitenet.net>
|
|
-
|
|
- Licensed under the GNU GPL version 3 or higher.
|
|
-}
|
|
|
|
module Git.HashObject where
|
|
|
|
import Common
|
|
import Git
|
|
import Git.Sha
|
|
import Git.Command
|
|
import Git.Types
|
|
import qualified Utility.CoProcess as CoProcess
|
|
|
|
type HashObjectHandle = CoProcess.CoProcessHandle
|
|
|
|
hashObjectStart :: Repo -> IO HashObjectHandle
|
|
hashObjectStart = gitCoProcessStart
|
|
[ Param "hash-object"
|
|
, Param "-w"
|
|
, Param "--stdin-paths"
|
|
]
|
|
|
|
hashObjectStop :: HashObjectHandle -> IO ()
|
|
hashObjectStop = CoProcess.stop
|
|
|
|
{- Injects a file into git, returning the Sha of the object. -}
|
|
hashFile :: HashObjectHandle -> FilePath -> IO Sha
|
|
hashFile h file = CoProcess.query h send receive
|
|
where
|
|
send to = do
|
|
fileEncoding to
|
|
hPutStrLn to file
|
|
receive from = getSha "hash-object" $ hGetLine from
|
|
|
|
{- Injects some content into git, returning its Sha. -}
|
|
hashObject :: ObjectType -> String -> Repo -> IO Sha
|
|
hashObject objtype content repo = getSha subcmd $ do
|
|
s <- pipeWriteRead (map Param params) content repo
|
|
reap -- XXX unsure why this is needed, of if it is anymore
|
|
return s
|
|
where
|
|
subcmd = "hash-object"
|
|
params = [subcmd, "-t", show objtype, "-w", "--stdin"]
|