/home/vjousse/usr/src/haskell/mattermost-haskell/src/Mattermost.hs:24:3: error:
    • No instance for (E.Exception HttpExceptionContent)
        arising from a use of ‘E.catch’
    • In a stmt of a 'do' block:
        (Right <$> post url (toJSON $ Credentials loginId password))
          `E.catch` handler
      In the expression:
        do (Right <$> post url (toJSON $ Credentials loginId password))
             `E.catch` handler
      In an equation for ‘login’:
          login loginId password url
            = do (Right <$> post url (toJSON $ Credentials loginId password))
                   `E.catch` handler
            where
                handler ::
                  HttpExceptionContent
                  -> IO (Either String (Response LBS.ByteString))
                handler (StatusCodeException s _) = do return $ Left $ "error"
   |
24 |   (Right <$> post url (toJSON $ Credentials loginId password)) `E.catch` handler
   |   ^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^^


--  While building custom Setup.hs for package mattermost-bot-0.1.0.0 using:
      /home/vjousse/.stack/setup-exe-cache/x86_64-linux-tinfo6-nopie/Cabal-simple_mPHDZzAJ_2.0.1.0_ghc-8.2.2 --builddir=.stack-work/dist/x86_64-linux-tinfo6-nopie/Cabal-2.0.1.0 build lib:mattermost-bot exe:mattermost-bot-exe --ghc-options " -ddump-hi -ddump-to-file -fdiagnostics-color=always"
    Process exited with code: ExitFailure 1