git-annex/Logs/Difference/Pure.hs
Joey Hess ec267aa1ea rejigger imports for clean build with ghc 7.10's AMP changes
The explict import Prelude after import Control.Applicative is a trick
to avoid a warning.
2015-05-10 16:20:30 -04:00

24 lines
603 B
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 qualified Data.Map as M
import Common.Annex
import Types.Difference
import Logs.UUIDBased
parseDifferencesLog :: String -> (M.Map UUID Differences)
parseDifferencesLog = simpleMap . parseLog (Just . readDifferences)
-- The sum of all recorded differences, across all UUIDs.
allDifferences :: M.Map UUID Differences -> Differences
allDifferences = mconcat . M.elems