Demo code for `rails-ujs`

rails-ujs-demo.rb

#
# Usage:
#    rails new -m=ujs.rb ujs_demo
#

gem 'rails'
gem 'jquery-rails'

generate :controller, :ujs

inject_into_class 'app/controllers/ujs_controller.rb', 'UjsController', <<-CODE

  def index
  end

  def json
    render json: {name: 'Hello world!'}
  end

CODE

route %q{get 'ujs/json', as: :json}
route %q{root to: 'ujs#index'}

file 'app/views/ujs/index.html.erb', <<-CODE
<%= link_to :json, :json, data: {remote: true, url: json_path, type: :json} %>
CODE

insert_into_file 'app/assets/javascripts/application.js', "//= require jquery\n", before: %r^//= require rails-ujs^

append_to_file 'app/assets/javascripts/ujs.coffee', <<-CODE
$(document).on "turbolinks:load", ->
  $("a[data-remote]").on 'ajax:success', (e, a, b, c) ->
    alert JSON.stringify([e, a, b, c])
CODE