lib/generators/reactive_ruby/test_app/templates/test_application.rb.erb
<% if defined? application_definition %>
require 'rails/all'
require File.expand_path('../boot', __FILE__)
# Require the gems listed in Gemfile, including any gems
# you've limited to :test, :development, or :production.
Bundler.require(*Rails.groups(assets: %w(development test)))
require 'opal-rails'
require 'hyper-react'
<%= application_definition %>
<% end %>