Rolify.configure do |config| # Dynamic shortcuts for User class (user.is_admin? like methods). Default is: false # config.use_dynamic_shortcuts # Configuration to remove roles from database once the last resource is removed. Default is: true # config.remove_role_if_empty = false end Rails.application.config.after_initialize do Role::ROLES.each do |r| Role.find_or_create_by name: r end rescue ActiveRecord::StatementInvalid, ActiveModel::UnknownAttributeError # Not migrated yet end