git-annex/Logs/Difference/Pure.hs
Joey Hess 70736d2b41 Repository tuning parameters can now be passed when initializing a repository for the first time.
* init: Repository tuning parameters can now be passed when initializing a
  repository for the first time. For details, see
  http://git-annex.branchable.com/tuning/
* merge: Refuse to merge changes from a git-annex branch of a repo
  that has been tuned in incompatable ways.
2015-01-27 17:38:06 -04:00

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Haskell

{- git-annex difference log, pure functions
-
- Copyright 2015 Joey Hess <id@joeyh.name>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Logs.Difference.Pure (
allDifferences,
parseDifferencesLog,
) where
import Data.Monoid
import qualified Data.Map as M
import Common.Annex
import Types.Difference
import Logs.UUIDBased
parseDifferencesLog :: String -> (M.Map UUID Differences)
parseDifferencesLog = simpleMap
. parseLog (Just . fromMaybe UnknownDifferences . readish)
-- The sum of all recorded differences, across all UUIDs.
allDifferences :: M.Map UUID Differences -> Differences
allDifferences = mconcat . M.elems