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{- git hash-object interface, with handle automatically stored in the Annex monad
-
- Copyright 2016 Joey Hess <id@joeyh.name>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Annex.HashObject (
hashFile,
hashBlob,
hashObjectHandle,
hashObjectStop,
) where
import Annex.Common
import qualified Git.HashObject
import qualified Annex
import Git.Types
hashObjectHandle :: Annex Git.HashObject.HashObjectHandle
hashObjectHandle = maybe startup return =<< Annex.getState Annex.hashobjecthandle
where
startup = do
h <- inRepo $ Git.HashObject.hashObjectStart
Annex.changeState $ \s -> s { Annex.hashobjecthandle = Just h }
return h
hashObjectStop :: Annex ()
hashObjectStop = maybe noop stop =<< Annex.getState Annex.hashobjecthandle
where
stop h = do
liftIO $ Git.HashObject.hashObjectStop h
Annex.changeState $ \s -> s { Annex.hashobjecthandle = Nothing }
return ()
hashFile :: FilePath -> Annex Sha
hashFile f = do
h <- hashObjectHandle
liftIO $ Git.HashObject.hashFile h f
{- Note that the content will be written to a temp file.
- So it may be faster to use Git.HashObject.hashObject for large
- blob contents. -}
hashBlob :: String -> Annex Sha
hashBlob content = do
h <- hashObjectHandle
liftIO $ Git.HashObject.hashBlob h content
|
