webfeed/lib/domain/rss_category.dart

import 'package:xml/xml.dart';

class RssCategory {
  final String domain;
  final String value;

  RssCategory(this.domain, this.value);

  factory RssCategory.parse(XmlElement element) {
    if (element == null) {
      return null;
    }
    var domain = element.getAttribute('domain');
    var value = element.text;

    return RssCategory(domain, value);
  }
}