3 ms·

It's the opposite way: Debug.Trace.trace :: String -> a -> a and if you don't like debug.trace, you can make your own, via unsafePerformIO! hackyDebugTra

by lsb 16y ago

It's the opposite way: Debug.Trace.trace :: String -> a -> a and if you don't like debug.trace, you can make your own, via unsafePerformIO! hackyDebugTrace s v = unsafePerformIO (putStrLn s >>= \_ -> return v)