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Diffstat (limited to '')
-rw-r--r-- | app/ListPaths.hs | 11 |
1 files changed, 9 insertions, 2 deletions
diff --git a/app/ListPaths.hs b/app/ListPaths.hs index e075f9f..b7d9c37 100644 --- a/app/ListPaths.hs +++ b/app/ListPaths.hs @@ -12,12 +12,14 @@ import Control.Monad.Trans.Class (lift) import Control.Monad.Trans.Except (runExceptT) import Data.Maybe (fromMaybe) import Data.Monoid ((<>)) +import Data.Version (showVersion) import System.Directory (doesDirectoryExist) import System.Environment (lookupEnv) import System.IO.Error (ioError) import Options.Applicative +import qualified Paths_windows_env as Meta import qualified WindowsEnv import Utils.Path @@ -63,8 +65,13 @@ optionParser = Options main :: IO () main = execParser parser >>= listPaths where - parser = info (helper <*> optionParser) $ - fullDesc <> progDesc "List directories in your PATH" + parser = info (helper <*> versioner <*> optionParser) + $ fullDesc + <> progDesc "List directories in your PATH" + versioner = infoOption (showVersion Meta.version) + $ long "version" + <> help "Show version" + <> hidden listPaths :: Options -> IO () listPaths options = runExceptT doListPaths >>= either ioError return |