DescriptorHelper.php in Zircon Profile 8

Namespace

Symfony\Component\Console\Helper

File

vendor/symfony/console/Helper/DescriptorHelper.php

<?php

/*
 * This file is part of the Symfony package.
 *
 * (c) Fabien Potencier <[e-mail]>
 *
 * For the full copyright and license information, please view the LICENSE
 * file that was distributed with this source code.
 */
namespace Symfony\Component\Console\Helper;

use Symfony\Component\Console\Descriptor\DescriptorInterface;
use Symfony\Component\Console\Descriptor\JsonDescriptor;
use Symfony\Component\Console\Descriptor\MarkdownDescriptor;
use Symfony\Component\Console\Descriptor\TextDescriptor;
use Symfony\Component\Console\Descriptor\XmlDescriptor;
use Symfony\Component\Console\Output\OutputInterface;

/**
 * This class adds helper method to describe objects in various formats.
 *
 * @author Jean-François Simon <[e-mail]>
 */
class DescriptorHelper extends Helper {

  /**
   * @var DescriptorInterface[]
   */
  private $descriptors = array();

  /**
   * Constructor.
   */
  public function __construct() {
    $this
      ->register('txt', new TextDescriptor())
      ->register('xml', new XmlDescriptor())
      ->register('json', new JsonDescriptor())
      ->register('md', new MarkdownDescriptor());
  }

  /**
   * Describes an object if supported.
   *
   * Available options are:
   * * format: string, the output format name
   * * raw_text: boolean, sets output type as raw
   *
   * @param OutputInterface $output
   * @param object          $object
   * @param array           $options
   *
   * @throws \InvalidArgumentException when the given format is not supported
   */
  public function describe(OutputInterface $output, $object, array $options = array()) {
    $options = array_merge(array(
      'raw_text' => false,
      'format' => 'txt',
    ), $options);
    if (!isset($this->descriptors[$options['format']])) {
      throw new \InvalidArgumentException(sprintf('Unsupported format "%s".', $options['format']));
    }
    $descriptor = $this->descriptors[$options['format']];
    $descriptor
      ->describe($output, $object, $options);
  }

  /**
   * Registers a descriptor.
   *
   * @param string              $format
   * @param DescriptorInterface $descriptor
   *
   * @return DescriptorHelper
   */
  public function register($format, DescriptorInterface $descriptor) {
    $this->descriptors[$format] = $descriptor;
    return $this;
  }

  /**
   * {@inheritdoc}
   */
  public function getName() {
    return 'descriptor';
  }

}

Classes

Name	Description
DescriptorHelper	This class adds helper method to describe objects in various formats.