return unless Rails.application.server? Rails.application.config.after_initialize do Hot::Constants.on_change(:log_active_record) { |bool| ActiveRecord::Base.logger.level = bool ? :debug : :fatal } Hot::Constants.on_change(:log_action_view) do |bool| ActionView::Base.logger.level = bool ? :debug : :fatal Rails.application.config.dev_loader.launch end end