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ghoseb/gist:4134640

Forked from CampingScorpion/gist:4134522
Created November 23, 2012 09:04
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doseq-indexed
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gistfile1.clj
;; Example:
;; (doseq-indexed idx [name names]
;; (println (str idx ". " name)
(defmacro doseq-indexed [index-sym [item-sym coll] & body]
`(let [idx-atom# (atom 0)]
(doseq [~item-sym ~coll]
(let [~index-sym (deref idx-atom#)]
~@body
(swap! idx-atom# inc)))))
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