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doctrine2/lib/vendor/Symfony/Component/Yaml/Dumper.php

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<?php
namespace Symfony\Component\Yaml;
/*
* This file is part of the symfony package.
* (c) Fabien Potencier <fabien.potencier@symfony-project.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
/**
* Dumper dumps PHP variables to YAML strings.
*
* @package symfony
* @subpackage yaml
* @author Fabien Potencier <fabien.potencier@symfony-project.com>
*/
class Dumper
{
/**
* Dumps a PHP value to YAML.
*
* @param mixed $input The PHP value
* @param integer $inline The level where you switch to inline YAML
* @param integer $indent The level o indentation indentation (used internally)
*
* @return string The YAML representation of the PHP value
*/
public function dump($input, $inline = 0, $indent = 0)
{
$output = '';
$prefix = $indent ? str_repeat(' ', $indent) : '';
if ($inline <= 0 || !is_array($input) || empty($input))
{
$output .= $prefix.Inline::dump($input);
}
else
{
$isAHash = array_keys($input) !== range(0, count($input) - 1);
foreach ($input as $key => $value)
{
$willBeInlined = $inline - 1 <= 0 || !is_array($value) || empty($value);
$output .= sprintf('%s%s%s%s',
$prefix,
$isAHash ? Inline::dump($key).':' : '-',
$willBeInlined ? ' ' : "\n",
$this->dump($value, $inline - 1, $willBeInlined ? 0 : $indent + 2)
).($willBeInlined ? "\n" : '');
}
}
return $output;
}
}