shithub: MicroHs

ref: d6d8c104da0e1633c1933f800df7cfe75df58df7
dir: /lib/Debug/Trace.hs/

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module Debug.Trace(module Debug.Trace) where
import Prelude
import Primitives

trace :: forall a . String -> a -> a
trace msg a = primitive "IO.performIO" (
  do
    putStrLn msg
    return a
  )

traceM :: forall (m :: Type -> Type) a . Monad m => String -> m ()
traceM s = trace s (return ())