<?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\Config\Definition\Builder;
/**
* This class builds validation conditions.
*
* @author Christophe Coevoet <stof@notk.org>
*/
class ValidationBuilder
{
protected $node;
public $rules = [];
public function __construct(NodeDefinition $node)
{
$this->node = $node;
}
/**
* Registers a closure to run as normalization or an expression builder to build it if null is provided.
*
* @return ExprBuilder|$this
*/
public function rule(\Closure $closure = null)
{
if (null !== $closure) {
$this->rules[] = $closure;
return $this;
}
return $this->rules[] = new ExprBuilder($this->node);
}
}