a web scraping script with Dart and html

scrape.dart

import 'dart:io';
import 'dart:async';
import 'package:html/parser.dart';
import 'package:html/dom.dart';

main() {
  final url = 'http://comic-walker.com/';
  getHtml(url).then((document) {
    print(document.querySelector('title').text);
    document.querySelectorAll('#mainContent > li h2 span').forEach((e) {
      print(e.text);
    });
  });
}

Future<Document> getHtml(String url) => new HttpClient()
    .getUrl(Uri.parse(url))
    .then((req) => req.close())
    .then((res) =>
        res.asyncExpand((bytes) => new Stream.fromIterable(bytes)).toList())
    .then((bytes) => parse(bytes, sourceUrl: url));