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deque-blog/dsl_arithmetic_4_evaluate.clj

Last active January 22, 2017 14:40
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dsl_arithmetic_4_evaluate.clj
(defn evaluate [env e]
(walk/postwalk
(fn [e]
(cond
(sym? e) (get env e)
(add? e) (reduce + (rest e))
(mul? e) (reduce * (rest e))
:else e))
e))
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