/usr/share/php/Symfony/Component/Console/Helper/DescriptorHelper.php is in php-symfony-console 2.3.1+dfsg-1.
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/*
* 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\Console\Helper;
use Symfony\Component\Console\Application;
use Symfony\Component\Console\Command\Command;
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\Input\InputArgument;
use Symfony\Component\Console\Input\InputDefinition;
use Symfony\Component\Console\Input\InputOption;
use Symfony\Component\Console\Output\OutputInterface;
/**
* This class adds helper method to describe objects in various formats.
*
* @author Jean-François Simon <contact@jfsimon.fr>
*/
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.
*
* @param OutputInterface $output
* @param object $object
* @param string $format
* @param boolean $raw
*/
public function describe(OutputInterface $output, $object, $format = null, $raw = false, $namespace = null)
{
$options = array('raw_text' => $raw, 'format' => $format ?: 'txt', 'namespace' => $namespace);
$type = !$raw && 'txt' === $options['format'] ? OutputInterface::OUTPUT_NORMAL : OutputInterface::OUTPUT_RAW;
if (!isset($this->descriptors[$options['format']])) {
throw new \InvalidArgumentException(sprintf('Unsupported format "%s".', $options['format']));
}
$descriptor = $this->descriptors[$options['format']];
$output->writeln($descriptor->describe($object, $options), $type);
}
/**
* 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';
}
}
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