-- Abstract syntax trees of simple expressions.
-- Developed for use in COMP2600
-- Clem Baker-Finch

module AbsSyn where

-- Using infix constructor functions, which you may not have seen
-- before.
data Aexp = Num Int
          | Aexp :+: Aexp
          | Aexp :-: Aexp
          | Aexp :*: Aexp
          deriving Show