# File lib/meta_search/helpers/form_builder.rb, line 105
      def checks(method, choices = [], options = {}, &block)
        unless choices.first.respond_to?(:first) && choices.first.respond_to?(:last)
          raise ArgumentError, 'invalid choice array specified'
        end
        collection_checks(method, choices, :last, :first, options, &block)
      end