Add SocketInterface

Author: clue

Datagram/Socket.php

@@ -7,7 +7,7 @@
 
 /** @event message */
 // interface similar to Stream
-class Socket extends EventEmitter
+class Socket extends EventEmitter implements SocketInterface
 {
     protected $loop;
     protected $socket;

Datagram/SocketInterface.php

@@ -0,0 +1,20 @@
+<?php
+
+namespace Datagram;
+
+use Evenement\EventEmitterInterface;
+
+/**
+ * @event message($data, $remoteAddress)
+ * @event error($exception)
+ */
+interface SocketInterface extends EventEmitterInterface
+{
+    public function send($data, $remoteAddress = null);
+
+    public function close();
+
+    public function resume();
+
+    public function pause();
+}