-showException :: Exception -> GHCi ()
-showException (DynException dyn) =
- case fromDynamic dyn of
- Nothing -> io (putStrLn ("*** Exception: (unknown)"))
- Just Interrupted -> io (putStrLn "Interrupted.")
- Just (CmdLineError s) -> io (putStrLn s) -- omit the location for CmdLineError
- Just ph@PhaseFailed{} -> io (putStrLn (showGhcException ph "")) -- ditto
- Just other_ghc_ex -> io (print other_ghc_ex)
-
-showException other_exception
- = io (putStrLn ("*** Exception: " ++ show other_exception))
+showException :: SomeException -> GHCi ()
+showException se =
+ io $ case fromException se of
+ Just Interrupted -> putStrLn "Interrupted."
+ -- omit the location for CmdLineError:
+ Just (CmdLineError s) -> putStrLn s
+ -- ditto:
+ Just ph@(PhaseFailed {}) -> putStrLn (showGhcException ph "")
+ Just other_ghc_ex -> print other_ghc_ex
+ Nothing -> putStrLn ("*** Exception: " ++ show se)