Find difference in public vars

gistfile1.clj

(let [next-public (ns-publics 'clojure.next)
      core-public (ns-publics 'clojure.core)
      [compl not-compl] (let [s (set (keys next-public))]
                          (loop [ks (keys core-public)
                                 compl '()
                                 not-compl '()]
                            (if (empty? ks)
                              [compl not-compl]
                              (if (contains? s (first ks))
                                (recur (rest ks) (conj compl (first ks)) not-compl)
                                (recur (rest ks) compl (conj not-compl (first ks)))))))]
    (doseq [x compl] (println "* [X] - " x))
    (doseq [x not-compl] (println "* [ ] - " x)))