class Dry::Schema::Messages::Abstract

def self.setting_names
  # TODO: this is compatibility tweak to make it work with dry-configurable < 0.16.1
  #       and should be removed in dry-schema 2.0.0
  @setting_names ||= settings
    .map { |setting|
      setting.respond_to?(:name) ? setting.name : setting
    }
    .map(&:to_sym)
end