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+{- Some git commands output encoded filenames, in a rather annoyingly complex
+ - C-style encoding.
+ -
+ - Copyright 2010, 2011 Joey Hess <joey@kitenet.net>
+ -
+ - Licensed under the GNU GPL version 3 or higher.
+ -}
+
+module Git.Filename where
+
+import Utility.Format (decode_c, encode_c)
+
+import Common
+
+decode :: String -> FilePath
+decode [] = []
+decode f@(c:s)
+ -- encoded strings will be inside double quotes
+ | c == '"' && end s == ['"'] = decode_c $ beginning s
+ | otherwise = f
+
+{- Should not need to use this, except for testing decode. -}
+encode :: FilePath -> String
+encode s = "\"" ++ encode_c s ++ "\""
+
+{- for quickcheck -}
+prop_idempotent_deencode :: String -> Bool
+prop_idempotent_deencode s = s == decode (encode s)