Add a new example.

examples/SimpleDebuggableConnection.php

@@ -0,0 +1,62 @@
+<?php
+require_once 'SharedConfigurations.php';
+
+class SimpleDebuggableConnection extends Predis\TcpConnection {
+    private $_debugBuffer = array();
+    private $_tstart = 0;
+
+    public function connect() {
+        $this->_tstart = microtime(true);
+        parent::connect();
+    }
+
+    private function storeDebug(Predis\ICommand $command, $direction) {
+        $firtsArg  = $command->getArgument(0);
+        $timestamp = round(microtime(true) - $this->_tstart, 4);
+        $debug  = $command->getCommandId();
+        $debug .= isset($firtsArg) ? " $firtsArg " : ' ';
+        $debug .= "$direction $this";
+        $debug .= " [{$timestamp}s]";
+        $this->_debugBuffer[] = $debug;
+    }
+
+    public function writeCommand(Predis\ICommand $command) {
+        parent::writeCommand($command);
+        $this->storeDebug($command, '->');
+    }
+
+    public function readResponse(Predis\ICommand $command) {
+        $reply = parent::readResponse($command);
+        $this->storeDebug($command, '<-');
+        return $reply;
+    }
+
+    public function getDebugBuffer() {
+        return $this->_debugBuffer;
+    }
+}
+
+$parameters = new Predis\ConnectionParameters($single_server);
+$connection = new SimpleDebuggableConnection($parameters);
+
+$redis = new Predis\Client($connection);
+$redis->set('foo', 'bar');
+$redis->get('foo');
+$redis->info();
+
+print_r($connection->getDebugBuffer());
+
+/* OUTPUT:
+Array
+(
+    [0] => SELECT 15 -> 127.0.0.1:6379 [0.0008s]
+    [1] => SELECT 15 <- 127.0.0.1:6379 [0.0012s]
+    [2] => SET foo -> 127.0.0.1:6379 [0.0014s]
+    [3] => SET foo <- 127.0.0.1:6379 [0.0014s]
+    [4] => GET foo -> 127.0.0.1:6379 [0.0016s]
+    [5] => GET foo <- 127.0.0.1:6379 [0.0018s]
+    [6] => INFO -> 127.0.0.1:6379 [0.002s]
+    [7] => INFO <- 127.0.0.1:6379 [0.0025s]
+)
+*/
+?>