get version from cabal

bijoutrouvaille · Apr 11, 2019 · 5894a9b · 5894a9b
1 parent 1d39b2d
commit 5894a9b
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Showing 2 changed files with 5 additions and 2 deletions.
diff --git a/fireward.cabal b/fireward.cabal
@@ -1,5 +1,5 @@
 name:                fireward
-version:             0.0.1
+version:             0.0.4
 -- synopsis:
 -- description:
 homepage:            https://github.com/trouvaille/fireward#readme
@@ -24,6 +24,7 @@ library
                        , Error
                        , LogicPrinter
 
+  other-modules:       Paths_fireward
   build-depends:       base >= 4.7 && < 5
   default-language:    Haskell2010
 

diff --git a/src/OptionParser.hs b/src/OptionParser.hs
@@ -24,6 +24,8 @@ import System.IO
   , stdin
   )
 import System.Exit (exitWith, ExitCode(..))
+import Paths_fireward (version)
+import Data.Version (showVersion)
 import Data.List (intercalate)
 import Data.Char (isSpace)
 
@@ -73,7 +75,7 @@ options =
     , Option "V" ["version"]
         (NoArg
             (\_ -> do
-                hPutStrLn stderr "Version 0.03"
+                hPutStrLn stderr ("Version " ++ showVersion version)
                 exitWith ExitSuccess))
         "Print version"