html-test/src/BundledPatterns2.hs


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{-# LANGUAGE Haskell2010 #-}
{-# LANGUAGE DataKinds, GADTs, KindSignatures, PatternSynonyms, TypeOperators,
             ViewPatterns #-}
module BundledPatterns2 (Vec((:>), Empty), RTree(..)) where

import GHC.TypeLits

import BundledPatterns

pattern Empty :: Vec 0 a
pattern Empty <- Nil