require 'rails/engine' require 'active_support/ordered_options' module ActionCable class Engine < ::Rails::Engine config.action_cable = ActiveSupport::OrderedOptions.new initializer "action_cable.logger" do ActiveSupport.on_load(:action_cable) { self.logger ||= ::Rails.logger } end initializer "action_cable.set_configs" do |app| options = app.config.action_cable options.allowed_request_origins ||= "http://localhost:3000" if ::Rails.env.development? ActiveSupport.on_load(:action_cable) do options.each { |k,v| send("#{k}=", v) } end end end end