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{- git-annex export types
-
- Copyright 2017 Joey Hess <id@joeyh.name>
-
- Licensed under the GNU GPL version 3 or higher.
-}
module Types.Export where
import qualified System.FilePath.Posix as Posix
-- A location on a remote that a key can be exported to.
-- The FilePath will be relative to the top of the export,
-- and may contain unix-style path separators.
newtype ExportLocation = ExportLocation FilePath
deriving (Show, Eq)
newtype ExportDirectory = ExportDirectory FilePath
deriving (Show, Eq)
-- | All subdirectories down to the ExportLocation, with the deepest ones
-- last. Does not include the top of the export.
exportDirectories :: ExportLocation -> [ExportDirectory]
exportDirectories (ExportLocation f) =
map (ExportDirectory . Posix.joinPath . reverse) (subs [] dirs)
where
subs _ [] = []
subs ps (d:ds) = (d:ps) : subs (d:ps) ds
dirs = map Posix.dropTrailingPathSeparator $
reverse $ drop 1 $ reverse $ Posix.splitPath f
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