# File lib/grape_entity/options.rb, line 39
      def reverse_merge(new_opts)
        if new_opts.empty?
          self
        else
          merged = if new_opts.instance_of? Options
                     new_opts.opts_hash.merge(@opts_hash)
                   else
                     new_opts.merge(@opts_hash)
                   end
          Options.new(merged)
        end
      end