Add new InternetAddress class with a static lookup function (including IPv6 results).

sdk/lib/io/socket.dart

 // Copyright (c) 2013, the Dart project authors.  Please see the AUTHORS file
 // for details. All rights reserved. Use of this source code is governed by a
 // BSD-style license that can be found in the LICENSE file.
 
 part of dart.io;
 
+
+class InternetAddressType {
+  static const InternetAddressType IPv4 = const InternetAddressType._("IPv4");
+  static const InternetAddressType IPv6 = const InternetAddressType._("IPv6");

[Søren Gjesse, 2013/04/18 09:07:40]

Change this to an integer with the same values as the C SocketAddress::Type
enum. The you don't need the   ... ? 0 : 1 on the other files, but can use a
value getter.

[Anders Johnsen, 2013/04/18 12:09:45]

Done.

+  final String name;
+  const InternetAddressType._(String this.name);

[Søren Gjesse, 2013/04/18 09:07:40]

Please ass toString as well.

[Anders Johnsen, 2013/04/18 12:09:45]

Done.

+}
+
+abstract class InternetAddress {
+  InternetAddressType type;
+  String get address;
+
+  external static Future<List<InternetAddress>> lookup(String host);
+}
+
 /**
  * The RawServerSocket is a server socket, providing a stream of low-level
  * [RawSocket]s.
  *
  * See [RawSocket] for more info.
  */
 abstract class RawServerSocket implements Stream<RawSocket> {
   /**
    * Returns a future for a [:RawServerSocket:]. When the future
    * completes the server socket is bound to the given [address] and
@@ skipping 119 matching lines @@
 }
 
 /**
  * The [RawSocket] is a low-level interface to a socket, exposing the raw
  * events signaled by the system. It's a [Stream] of [RawSocketEvent]s.
  */
 abstract class RawSocket implements Stream<RawSocketEvent> {
   /**
    * Creates a new socket connection to the host and port and returns a [Future]
    * that will complete with either a [RawSocket] once connected or an error
    * if the host-lookup or connection failed.

[Søren Gjesse, 2013/04/18 09:07:40]

Update comment on type of host.

[Anders Johnsen, 2013/04/18 12:09:45]

Done.

    */
-  external static Future<RawSocket> connect(String host, int port);
+  external static Future<RawSocket> connect(host, int port);
 
   /**
    * Returns the number of received and non-read bytes in the socket that
    * can be read.
    */
   int available();
 
   /**
    * Read up to [len] bytes from the socket. This function is
    * non-blocking and will only return data if data is available. The
@@ skipping 66 matching lines @@
 
 /**
  * A high-level class for communicating over a TCP socket. The [Socket] exposes
  * both a [Stream] and a [IOSink] interface, making it ideal for
  * using together with other [Stream]s.
  */
 abstract class Socket implements Stream<List<int>>, IOSink {
   /**
    * Creats a new socket connection to the host and port and returns a [Future]
    * that will complete with either a [Socket] once connected or an error
    * if the host-lookup or connection failed.

[Søren Gjesse, 2013/04/18 09:07:40]

Ditto.

[Anders Johnsen, 2013/04/18 12:09:45]

Done.

    */
-  external static Future<Socket> connect(String host, int port);
+  external static Future<Socket> connect(host, int port);
 
   /**
    * Destroy the socket in both directions. Calling [destroy] will make the
    * send a close event on the stream and will no longer react on data being
    * piped to it.
    *
    * Call [close](inherited from [IOSink]) to only close the [Socket]
    * for sending data.
    */
   void destroy();
@@ skipping 24 matching lines @@
         sb.write(" ($osError)");
       }
     } else if (osError != null) {
       sb.write(": $osError");
     }
     return sb.toString();
   }
   final String message;
   final OSError osError;
 }