Add empty method 'size'. To be implemented

Author: vyuldashev

composer.json

@@ -15,9 +15,6 @@
     "illuminate/queue": "5.3.*",
     "php-amqplib/php-amqplib": "2.6.*"
   },
-  "require-dev": {
-    "laravel/framework": "5.3.*"
-  },
   "autoload": {
     "psr-0": {
       "VladimirYuldashev\\LaravelQueueRabbitMQ": "src/"

src/VladimirYuldashev/LaravelQueueRabbitMQ/Queue/RabbitMQQueue.php

@@ -54,6 +54,17 @@ public function __construct(AMQPStreamConnection $amqpConnection, $config)
         $this->channel = $this->getChannel();
     }
 
+    /**
+     * Get the size of the queue.
+     *
+     * @param  string $queue
+     * @return int
+     */
+    public function size($queue = null)
+    {
+        // TODO: Implement size() method.
+    }
+
     /**
      * Push a new job onto the queue.
      *
@@ -143,6 +154,8 @@ public function pop($queue = null)
         if ($message instanceof AMQPMessage) {
             return new RabbitMQJob($this->container, $this, $this->channel, $queue, $message);
         }
+
+        return null;
     }
 
     /**
@@ -278,4 +291,5 @@ public function getCorrelationId()
     {
         return $this->correlationId ?: uniqid();
     }
+
 }