ExceptionListener.php

<?php

namespace Classmarkets\RavenBundle;

use Symfony\Component\HttpFoundation\Request;
use Symfony\Component\HttpKernel\EventListener\ExceptionListener as BaseListener;

class ExceptionListener extends BaseListener
{
    /** @var SentryEventRecorder */
    private $recorder;

    public function setRecorder(SentryEventRecorder $recorder)
    {
        $this->recorder = $recorder;
    }

    protected function duplicateRequest(\Exception $exception, Request $request)
    {
        $request = parent::duplicateRequest($exception, $request);

        if ($request->attributes->has('exception')) {
            $flattenException = $request->attributes->get('exception');
            $this->recorder->addExceptionAlias($exception, $flattenException);
        }

        return $request;
    }
}