From db5affcc2c1dd96562556034179c405d3c38b2c5 Mon Sep 17 00:00:00 2001 From: Egor Tensin Date: Sat, 17 Jun 2017 05:47:27 +0300 Subject: add --version flag to executables --- app/RemovePath.hs | 11 +++++++++-- 1 file changed, 9 insertions(+), 2 deletions(-) (limited to 'app/RemovePath.hs') diff --git a/app/RemovePath.hs b/app/RemovePath.hs index ed29f3a..6954359 100644 --- a/app/RemovePath.hs +++ b/app/RemovePath.hs @@ -10,10 +10,12 @@ module Main (main) where import Control.Monad (void, when) import Control.Monad.Trans.Except (catchE, runExceptT, throwE) import Data.Monoid ((<>)) +import Data.Version (showVersion) import System.IO.Error (ioError, isDoesNotExistError) import Options.Applicative +import qualified Paths_windows_env as Meta import qualified WindowsEnv import Utils.Prompt @@ -50,8 +52,13 @@ optionParser = Options main :: IO () main = execParser parser >>= removePath where - parser = info (helper <*> optionParser) $ - fullDesc <> progDesc "Remove directories from your PATH" + parser = info (helper <*> versioner <*> optionParser) + $ fullDesc + <> progDesc "Remove directories from your PATH" + versioner = infoOption (showVersion Meta.version) + $ long "version" + <> help "Show version" + <> hidden removePath :: Options -> IO () removePath options = runExceptT doRemovePath >>= either ioError return -- cgit v1.2.3