# File lib/whiskey_disk/config.rb, line 111
      def normalize_domain(data)
        compacted = compact_list(data)
        return nil if compacted.empty?
        
        compacted.collect do |d|
          if d.respond_to?(:keys)
            row = { :name => (d['name'] || d[:name]) }
            roles = compact_list(d['roles'] || d[:roles])
            row[:roles] = roles unless roles.empty?
            row
          else
            { :name => d }
          end
        end
      end