bostonaholic

(defn iota [t nxt stop y]
  (take-while stop (iterate #(t (nxt %)) y)))

(def upto
  (fn [start end]
    (iota identity inc #(< % end) start)))

(def downto
  (fn [start end]
    (iota identity dec #(> % end) start)))

bostonaholic

watch('koans/(.*)\.rb') { system "rake" }