diff options
Diffstat (limited to 'src/Xmobar/System/Environment.hs')
| -rw-r--r-- | src/Xmobar/System/Environment.hs | 6 |
1 files changed, 3 insertions, 3 deletions
diff --git a/src/Xmobar/System/Environment.hs b/src/Xmobar/System/Environment.hs index 25802fe..42483ca 100644 --- a/src/Xmobar/System/Environment.hs +++ b/src/Xmobar/System/Environment.hs @@ -13,14 +13,14 @@ ----------------------------------------------------------------------------- module Xmobar.System.Environment(expandEnv) where -import Data.Maybe (fromMaybe) -import System.Environment (lookupEnv) +import qualified Data.Maybe as M +import qualified System.Environment as E expandEnv :: String -> IO String expandEnv "" = return "" expandEnv (c:s) = case c of '$' -> do - envVar <- fromMaybe "" <$> lookupEnv e + envVar <- M.fromMaybe "" <$> E.lookupEnv e remainder <- expandEnv s' return $ envVar ++ remainder where (e, s') = getVar s |