vendor/bundle/ruby/2.4.0/gems/rouge-1.11.1/lib/rouge/demos/clojure - incubator-retired-amaterasu-site - Git at Google

 (defn make-adder [x]
   (let [y x]
     (fn [z] (+ y z))))
 (def add2 (make-adder 2))
 (add2 4)
	(defn make-adder [x]
	(let [y x]
	(fn [z] (+ y z))))
	(def add2 (make-adder 2))
	(add2 4)