Constructive description here

vendor/laravel/framework/src/Illuminate/Queue/NullQueue.php

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+<?php
+
+namespace Illuminate\Queue;
+
+use Illuminate\Contracts\Queue\Queue as QueueContract;
+
+class NullQueue extends Queue implements QueueContract
+{
+    /**
+     * Get the size of the queue.
+     *
+     * @param  string  $queue
+     * @return int
+     */
+    public function size($queue = null)
+    {
+        return 0;
+    }
+
+    /**
+     * Push a new job onto the queue.
+     *
+     * @param  string  $job
+     * @param  mixed   $data
+     * @param  string  $queue
+     * @return mixed
+     */
+    public function push($job, $data = '', $queue = null)
+    {
+        //
+    }
+
+    /**
+     * Push a raw payload onto the queue.
+     *
+     * @param  string  $payload
+     * @param  string  $queue
+     * @param  array   $options
+     * @return mixed
+     */
+    public function pushRaw($payload, $queue = null, array $options = [])
+    {
+        //
+    }
+
+    /**
+     * Push a new job onto the queue after a delay.
+     *
+     * @param  \DateTime|int  $delay
+     * @param  string  $job
+     * @param  mixed   $data
+     * @param  string  $queue
+     * @return mixed
+     */
+    public function later($delay, $job, $data = '', $queue = null)
+    {
+        //
+    }
+
+    /**
+     * Pop the next job off of the queue.
+     *
+     * @param  string  $queue
+     * @return \Illuminate\Contracts\Queue\Job|null
+     */
+    public function pop($queue = null)
+    {
+        //
+    }
+}