Use HTTP Multi Server for DevTools (#384)

* Use http multi server for DevTools

Author: grouma

webdev/CHANGELOG.md

@@ -1,3 +1,7 @@
+## 2.0.5
+
+- Use `HttpMultiServer` to fix bind issues with IPv6 / IPv4.
+
 ## 2.0.4
 
 - Fix loading apps in non-chrome browsers in --debug mode

webdev/lib/src/serve/debugger/devtools.dart

@@ -6,13 +6,12 @@ import 'dart:async';
 import 'dart:io';
 import 'dart:isolate';
 
+import 'package:http_multi_server/http_multi_server.dart';
 import 'package:path/path.dart' as p;
 import 'package:shelf/shelf.dart';
 import 'package:shelf/shelf_io.dart';
 import 'package:shelf_static/shelf_static.dart';
 
-import '../utils.dart';
-
 /// A server for Dart Devtools.
 class DevTools {
   final String hostname;
@@ -50,7 +49,10 @@ class DevTools {
           : buildHandler(request);
     };
 
-    var server = await serve(handler, hostname, await findUnusedPort());
+    var server = hostname == 'localhost'
+        ? await HttpMultiServer.loopback(0)
+        : await HttpServer.bind(hostname, 0);
+    serveRequests(server, handler);
 
     return DevTools._(server.address.host, server.port, server);
   }

webdev/lib/src/version.dart

@@ -1,5 +1,5 @@
 name: webdev
-version: 2.0.4
+version: 2.0.5
 author: Dart Team <[email protected]>
 homepage: https://github.com/dart-lang/webdev
 description: >-
@@ -18,6 +18,7 @@ dependencies:
   dwds: ^0.3.0
   devtools: ^0.0.15-dev.1
   http: ^0.12.0
+  http_multi_server: ^2.0.0
   io: ^0.3.2+1
   logging: ^0.11.0
   pedantic: ^1.5.0