Add utils files

src/Utils.hs

@@ -0,0 +1,20 @@
+{-# LANGUAGE NoImplicitPrelude #-}
+
+module Utils where
+
+import           ClassyPrelude
+import           Network.Socket    (HostName, PortNumber)
+import qualified System.Log.Logger as LOG
+
+
+toStr :: (HostName, PortNumber) -> String
+toStr (host, port) = fromString host <> ":" <> show port
+
+err :: String -> IO()
+err msg = LOG.errorM "wstunnel" $ "ERROR :: " <> msg
+
+info :: String -> IO()
+info = LOG.infoM "wstunnel"
+
+debug :: String -> IO()
+debug msg = LOG.debugM "wstunnel" $ "DEBUG :: " <> msg