diff options
author | stuebinm | 2022-02-12 17:14:24 +0100 |
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committer | stuebinm | 2022-02-12 17:14:24 +0100 |
commit | 6f604d3b0f63d7ceafc95e3a2726c79bb30d51d5 (patch) | |
tree | fa4b195e1f2e5fd770d6e1c28afe6cb615afa643 | |
parent | 73f374daa24c52292069fb1a9b178fa98173042e (diff) |
don't fail compilation if git is unavailable
(instead, `walint --version` will now just say "unknown")
Diffstat (limited to '')
-rw-r--r-- | src/Version.hs | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/src/Version.hs b/src/Version.hs index 6679ae1..c0f7edf 100644 --- a/src/Version.hs +++ b/src/Version.hs @@ -6,10 +6,12 @@ module Version ( version ) where import Control.Monad.Trans (liftIO) import qualified Language.Haskell.TH as TH import System.Process (readProcess) +import GHC.IO (catchAny) version :: String version = "walint rc3 2021 (" <> $(do - hash <- liftIO $ readProcess "git" ["rev-parse", "HEAD"] "" + hash <- liftIO $ catchAny (readProcess "git" ["rev-parse", "HEAD"] "") + (\_ -> pure "[unknown]") pure . TH.LitE . TH.StringL $ take 40 hash) ++ ")" |