support boolean fields.

note that the values are wrapped in `js/Boolean` objects as apparently
`(satisfies? ICloneable false)` is false.

clj/clarity/cljs/clarity.cljs

(enable-console-print!)
(extend-type string
(extend-type js/Boolean
  ICloneable
  (-clone [s] (js/String. s)))
  (-clone [b] b))
(extend-type number
  ICloneable
  (-clone [n] (js/Number. n)))
(extend-type string
  ICloneable
  (-clone [s] (js/String. s)))
; data for one node: type and optionally data
;  if data is present, fill the node with the data
;  on input, check if input conforms to data, if it
      (map? type) (get-type (:type type))
      :else type)))
(defmethod empty-value 'Boolean [{:keys [default]}]
  (js/Boolean.
    (if-not (nil? default)
      default
      false)))
(defmethod empty-value 'Number [{:keys [default]}]
  (or default 0))
      (map? type) (:type type)
      :else type)))
(defmethod make-typed-input 'Boolean [bool owner]
  (om/component
    (dom/input #js {:type "checkbox"
                    :checked (.valueOf bool)
                    :onChange #(om/update! bool (fn [_ n] n) (js/Boolean. (.. % -target -checked)))})))
(defmethod make-typed-input 'Number [number owner]
  (om/component
    (dom/input #js {:type "number"
                                  (Value :de)
                                  (Value :fr)
                                  (Value :jp))
                     :fun Boolean
                     :gender Keyword})]
    (atom
     {:type type