# File lib/fog/storage/openstack/models/files.rb, line 16
        def all(options = {})
          requires :directory
          options = {
            'limit'  => limit,
            'marker' => marker,
            'path'   => path,
            'prefix' => prefix
          }.merge!(options)
          merge_attributes(options)
          parent = directory.collection.get(
            directory.key,
            options
          )
          if parent
            # TODO: change to load_response?
            load(parent.files.map(&:attributes))
          end
        end