install react-rails gem

Gemfile

@@ -19,6 +19,7 @@ gem 'pundit'
 gem 'simple_form'
 gem 'upmin-admin'
 gem 'dotenv-rails'
+gem 'react-rails'
 group :development do
   gem 'better_errors'
   gem 'rubocop', require: false
@@ -59,3 +60,8 @@ group :test do
   gem 'launchy'
   gem 'selenium-webdriver'
 end
+
+#TODO: is rails-assets better than react-rails ?
+#source 'https://rails-assets.org' do
+  #gem 'rails-assets-react'
+#end

Gemfile.lock

@@ -39,6 +39,10 @@ GEM
     ast (2.1.0)
     astrolabe (1.3.1)
       parser (~> 2.2)
+    babel-source (5.8.23)
+    babel-transpiler (0.7.0)
+      babel-source (>= 4.0, < 6)
+      execjs (~> 2.0)
     bcrypt (3.1.10)
     better_errors (2.1.1)
       coderay (>= 1.0.0)
@@ -84,6 +88,7 @@ GEM
       execjs
     coffee-script-source (1.9.1.1)
     colorize (0.7.7)
+    connection_pool (2.2.0)
     database_cleaner (1.4.1)
     debug_inspector (0.0.2)
     devise (3.5.2)
@@ -245,6 +250,13 @@ GEM
       ffi (>= 0.5.0)
     rdoc (4.2.0)
       json (~> 1.4)
+    react-rails (1.2.0)
+      babel-transpiler (>= 0.7.0)
+      coffee-script-source (~> 1.8)
+      connection_pool
+      execjs
+      rails (>= 3.2)
+      tilt
     responders (1.1.2)
       railties (>= 3.2, < 4.2)
     rspec (3.3.0)
@@ -383,6 +395,7 @@ DEPENDENCIES
   rb-fchange
   rb-fsevent
   rb-inotify
+  react-rails
   rspec-rails
   rubocop
   sass-rails (~> 4.0.3)

app/assets/javascripts/application.js

@@ -13,4 +13,7 @@
 //= require jquery
 //= require jquery_ujs
 //= require turbolinks
+//= require react
+//= require react_ujs
+//= require components
 //= require_tree .

app/assets/javascripts/components.js

@@ -0,0 +1 @@
+//= require_tree ./components