dropkey: Add --batch.

This commit is contained in:
Joey Hess 2016-03-06 12:45:57 -04:00
parent 8a54643618
commit 78fa865721
Failed to extract signature
3 changed files with 37 additions and 10 deletions

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@ -1,6 +1,6 @@
{- git-annex command
-
- Copyright 2010 Joey Hess <id@joeyh.name>
- Copyright 2010,2016 Joey Hess <id@joeyh.name>
-
- Licensed under the GNU GPL version 3 or higher.
-}
@ -13,26 +13,45 @@ import Logs.Location
import Annex.Content
cmd :: Command
cmd = noCommit $
cmd = noCommit $
command "dropkey" SectionPlumbing
"drops annexed content for specified keys"
(paramRepeating paramKey)
(withParams seek)
(seek <$$> optParser)
seek :: CmdParams -> CommandSeek
seek = withKeys start
data DropKeyOptions = DropKeyOptions
{ toDrop :: [String]
, batchOption :: BatchMode
}
start :: Key -> CommandStart
start key = stopUnless (inAnnex key) $ do
optParser :: CmdParamsDesc -> Parser DropKeyOptions
optParser desc = DropKeyOptions
<$> cmdParams desc
<*> parseBatchOption
seek :: DropKeyOptions -> CommandSeek
seek o = do
unlessM (Annex.getState Annex.force) $
error "dropkey can cause data loss; use --force if you're sure you want to do this"
withKeys start (toDrop o)
case batchOption o of
Batch -> batchInput parsekey $ batchCommandAction . start
NoBatch -> noop
where
parsekey = maybe (Left "bad key") Right . file2key
start :: Key -> CommandStart
start key = do
showStart' "dropkey" key Nothing
next $ perform key
perform :: Key -> CommandPerform
perform key = lockContentForRemoval key $ \contentlock -> do
removeAnnex contentlock
next $ cleanup key
perform key = ifM (inAnnex key)
( lockContentForRemoval key $ \contentlock -> do
removeAnnex contentlock
next $ cleanup key
, next $ return True
)
cleanup :: Key -> CommandCleanup
cleanup key = do