{-# LANGUAGE Unsafe #-}
{-# LANGUAGE NoImplicitPrelude #-}

module Debug (
  undefined,
  error,
  trace,
  traceM,
  traceIO,
  traceShow,
  traceShowM,
  notImplemented,
) where

import qualified Prelude as P
import qualified Debug.Trace as T

{-# WARNING undefined "'undefined' remains in code" #-}
undefined :: a
undefined = P.undefined

{-# WARNING error "'error' remains in code" #-}
error :: P.String -> a
error = P.error

{-# WARNING trace "'trace' remains in code" #-}
trace :: P.String -> a -> a
trace = T.trace

{-# WARNING traceShow "'traceShow' remains in code" #-}
traceShow :: P.Show a => a -> a
traceShow a = T.trace (P.show a) a

{-# WARNING traceShowM "'traceShowM' remains in code" #-}
traceShowM :: (P.Show a, P.Monad m) => a -> m ()
traceShowM a = traceM (P.show a)

{-# WARNING traceM "'traceM' remains in code" #-}
traceM :: (P.Monad m) => P.String -> m ()
traceM s = T.trace s (P.return ())

{-# WARNING traceIO "'traceIO' remains in code" #-}
traceIO :: P.String -> P.IO ()
traceIO = T.traceIO

{-# WARNING notImplemented "'notImplemented' remains in code" #-}
notImplemented :: a
notImplemented = P.error "Not implemented"