<?php
 
 /*
  * This file is part of the Symfony package.
  *
  * (c) Fabien Potencier <fabien@symfony.com>
  *
  * For the full copyright and license information, please view the LICENSE
  * file that was distributed with this source code.
  */
 
 namespace Symfony\Component\Translation\Dumper;
 
 use Symfony\Component\Translation\Exception\LogicException;
 use Symfony\Component\Translation\MessageCatalogue;
 use Symfony\Component\Translation\Util\ArrayConverter;
 use Symfony\Component\Yaml\Yaml;
 
 /**
  * YamlFileDumper generates yaml files from a message catalogue.
  *
  * @author Michel Salib <michelsalib@hotmail.com>
  */
 class YamlFileDumper extends FileDumper
 {
     private $extension;
 
     public function __construct(string $extension = 'yml')
     {
         $this->extension = $extension;
     }
 
     /**
      * {@inheritdoc}
      */
     public function formatCatalogue(MessageCatalogue $messages, $domain, array $options = [])
     {
         if (!class_exists('Symfony\Component\Yaml\Yaml')) {
             throw new LogicException('Dumping translations in the YAML format requires the Symfony Yaml component.');
         }
 
         $data = $messages->all($domain);
 
         if (isset($options['as_tree']) && $options['as_tree']) {
             $data = ArrayConverter::expandToTree($data);
         }
 
         if (isset($options['inline']) && ($inline = (int) $options['inline']) > 0) {
             return Yaml::dump($data, $inline);
         }
 
         return Yaml::dump($data);
     }
 
     /**
      * {@inheritdoc}
      */
     protected function getExtension()
     {
         return $this->extension;
     }
 }