git-annex/Logs/Trust/Pure.hs
Joey Hess f56594af9e
finish fixing inverted Ord for TrustLevel
Flipped all comparisons. When a TrustLevel list was wanted from Trusted
downwards, used Down to compare it in that order.

This commit was sponsored by mo on Patreon.
2018-04-13 15:17:54 -04:00

36 lines
979 B
Haskell

{- git-annex trust log, pure operations
-
- Copyright 2010-2013 Joey Hess <id@joeyh.name>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Logs.Trust.Pure where
import Annex.Common
import Types.TrustLevel
import Logs.UUIDBased
calcTrustMap :: String -> TrustMap
calcTrustMap = simpleMap . parseLog (Just . parseTrustLog)
{- The trust.log used to only list trusted repos, without a field for the
- trust status, which is why this defaults to Trusted. -}
parseTrustLog :: String -> TrustLevel
parseTrustLog s = maybe Trusted parse $ headMaybe $ words s
where
parse "1" = Trusted
parse "0" = UnTrusted
parse "X" = DeadTrusted
parse _ = SemiTrusted
showTrustLog :: TrustLevel -> String
showTrustLog Trusted = "1"
showTrustLog UnTrusted = "0"
showTrustLog DeadTrusted = "X"
showTrustLog SemiTrusted = "?"
prop_parse_show_TrustLog :: Bool
prop_parse_show_TrustLog = all check [minBound .. maxBound]
where
check l = parseTrustLog (showTrustLog l) == l