File: nat.hs

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haskell-type-level-numbers 0.1.1.2-3
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{-# LANGUAGE TemplateHaskell #-}
import Control.Applicative
import Language.Haskell.TH
import System.Exit

import TestNat


main :: IO ()
main = do
  plus  <- sequence $(listE (testAdd <$> [0..8] <*> [0..8]))
  minus <- sequence $(listE [testSub n m | m <- [0..8], n <- [m..8]])
  mult  <- sequence $(listE (testMul <$> [0..8] <*> [0..8]))
  case and $ plus ++ minus ++ mult of
    True  -> exitSuccess
    False -> exitFailure