Update to React 15.5, use create-react-class

Fixes #292

project.clj

@@ -5,8 +5,9 @@
 
   :dependencies [[org.clojure/clojure "1.8.0"]
                  [org.clojure/clojurescript "1.8.51"]
-                 [cljsjs/react-dom "15.4.2-2"]
-                 [cljsjs/react-dom-server "15.4.2-2"]]
+                 [cljsjs/react-dom "15.5.4-0"]
+                 [cljsjs/react-dom-server "15.5.4-0"]
+                 [cljsjs/create-react-class "15.5.3-0"]]
 
   :plugins [[lein-cljsbuild "1.1.5"]
             [lein-codox "0.10.3"]]

src/reagent/impl/component.cljs

@@ -264,7 +264,7 @@
   {:pre [(map? body)]}
   (->> body
        cljsify
-       ($ util/react createClass)))
+       util/create-class))
 
 (defn component-path [c]
   (let [elem (some-> (or (some-> c ($ :_reactInternalInstance))

src/reagent/impl/util.cljs

@@ -1,5 +1,6 @@
 (ns reagent.impl.util
   (:require [cljsjs.react]
+            [cljsjs.create-react-class]
             [reagent.debug :refer-macros [dbg log warn]]
             [reagent.interop :refer-macros [$ $!]]
             [clojure.string :as string]))
@@ -10,6 +11,12 @@
                                  (throw (js/Error. "require('react') failed")))
         :else (throw (js/Error. "js/React is missing"))))
 
+(defonce create-class
+  (cond (exists? js/createReactClass) js/createReactClass
+        (exists? js/require) (or (js/require "create-react-class")
+                                 (throw (js/Error. "require('create-react-class') failed")))
+        :else (throw (js/Error. "js/createReactClass is missing"))))
+
 (def is-client (and (exists? js/window)
                     (-> js/window ($ :document) nil? not)))
 

test/reagenttest/testreagent.cljs

@@ -459,16 +459,15 @@
     (is (= (rstr (ae [:div [:div "foo"]]))
            (rstr (ae [:div (ce "div" nil "foo")]))))))
 
-(def ndiv ($ util/react
-              createClass
-              #js{:displayName "ndiv"
-                  :render
-                  (fn []
-                    (this-as
+(def ndiv (util/create-class
+            #js {:displayName "ndiv"
+                 :render
+                 (fn []
+                   (this-as
                      this
                      (r/create-element
-                      "div" #js{:className ($ this :props.className)}
-                      ($ this :props.children))))}))
+                       "div" #js{:className ($ this :props.className)}
+                       ($ this :props.children))))}))
 
 (deftest test-adapt-class
   (let [d1 (r/adapt-react-class ndiv)
@@ -924,7 +923,7 @@
             comp4 (fn comp4 []
                     (for [i (range 0 1)]
                       [:p "foo"]))
-            nat ($ util/react createClass #js{:render (fn [])})
+            nat (util/create-class #js {:render (fn [])})
             pkg "reagenttest.testreagent."
             stack1 (str "in " pkg "comp1")
             stack2 (str "in " pkg "comp2 > " pkg "comp1")