module Main where import Control.Monad.Eff match2 :: [Number] -> Number match2 (x : y : xs) = x * y + match2 xs match2 _ = 0 foreign import explode """ function explode() { throw new Error('Incorrect result'); } """ :: forall eff a. Eff eff a main = case match2 [1, 2, 3, 4, 5, 6, 7, 8, 9] of 100 -> Debug.Trace.trace "Done" _ -> explode