DoctrineFixturesGeneratorBundle.php

<?php

namespace Webonaute\DoctrineFixturesGeneratorBundle;

use Symfony\Component\HttpKernel\Bundle\Bundle;
use Symfony\Component\DependencyInjection\Loader\YamlFileLoader;
use Symfony\Component\DependencyInjection\ContainerBuilder;
use Symfony\Component\Config\FileLocator;

class DoctrineFixturesGeneratorBundle extends Bundle
{
    public function build(ContainerBuilder $container)
    {
        parent::build($container);

        $loader = new YamlFileLoader(
            $container,
            new FileLocator(__DIR__.'/Resources/config')
        );
        $loader->load('services.yaml');
    }
}