<?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, string $domain, array $options = [])
      {
          if (!class_exists(Yaml::class)) {
              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;
      }
  }