allow clearing sqs queues

Author: themsaid

src/Illuminate/Queue/SqsQueue.php

@@ -3,11 +3,12 @@
 namespace Illuminate\Queue;
 
 use Aws\Sqs\SqsClient;
+use Illuminate\Contracts\Queue\ClearableQueue;
 use Illuminate\Contracts\Queue\Queue as QueueContract;
 use Illuminate\Queue\Jobs\SqsJob;
 use Illuminate\Support\Str;
 
-class SqsQueue extends Queue implements QueueContract
+class SqsQueue extends Queue implements QueueContract, ClearableQueue
 {
     /**
      * The Amazon SQS instance.
@@ -139,6 +140,23 @@ public function pop($queue = null)
         }
     }
 
+    /**
+     * Delete all of the jobs from the queue.
+     *
+     * @param  string  $queue
+     * @return int
+     */
+    public function clear($queue)
+    {
+        $size = $this->size($queue);
+
+        $this->sqs->purgeQueue([
+            'QueueUrl' => $this->getQueue($queue),
+        ]);
+
+        return $size;
+    }
+
     /**
      * Get the queue or return the default.
      *