React component in pure cljs using ES6 class inheritance

es6-class-react.cljs

;; implementing a React component in pure cljs, no reagent necessary
;; using goog.object.extend to create a ES6 class that inherits from
;; React.Component

;; credit to @thheller

(defn MyReact [props context updater]
  (this-as this
           (js/React.Component.call this props context updater)))

(js/goog.object.extend (.-prototype MyReact)
                       js/React.Component.prototype
                       #js {:render
                            (fn []
                              (this-as this
                                       (js/React.createElement "h1" nil "hello world")))})

(js/ReactDOM.render (js/React.createElement MyReact) js/klipse-container)