Add a basic HTTP server for Sky

packages/flutter_tools/bin/sky_server.dart

+// Copyright 2015 The Chromium Authors. All rights reserved.
+// Use of this source code is governed by a BSD-style license that can be
+// found in the LICENSE file.
+
+import 'dart:async';
+import 'dart:io';
+
+import 'package:http_server/http_server.dart';
+
+const String usage = 'Usage: sky_server PORT';
+
+main(List<String> argv) async {
+  if (argv.length != 1) {
+    print(usage);
+    return;
+  }
+
+  int port;
+  try {
+    port = int.parse(argv[0]);
+  } catch(e) {
+    print(usage);
+    return;
+  }
+
+  VirtualDirectory currentDirectory = new VirtualDirectory('.')
+    ..allowDirectoryListing = true;
+
+  HttpServer server;
+  try {
+    server = await HttpServer.bind(InternetAddress.LOOPBACK_IP_V4, port);
+  } catch(e) {
+    print(e);
+    return;
+  }
+
+  server.defaultResponseHeaders
+    ..removeAll('x-content-type-options')
+    ..removeAll('x-frame-options')
+    ..removeAll('x-xss-protection')
+    ..add('cache-control', 'no-cache');
+
+  server
+    ..autoCompress = true
+    ..listen(currentDirectory.serveRequest);
+
+  print('Sky server running on port $port');
+}

packages/flutter_tools/pubspec.yaml

 author: Chromium Authors <sky-dev@googlegroups.com>
 dependencies:
-  args: '>=0.13.0 <1.0.0'
+  args: ^0.13.0
+  http_server: ^0.9.5
 description: Tools for building Sky applications
 homepage: https://github.com/domokit/sky_tools
 name: sky_tools