<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <[email protected]>
*
* 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 merge conditions.
*
* @author Johannes M. Schmitt <[email protected]>
*/
class MergeBuilder
{
protected $node;
public $allowFalse = false;
public $allowOverwrite = true;
public function __construct(NodeDefinition $node)
{
$this->node = $node;
}
/**
* Sets whether the node can be unset.
*
* @return $this
*/
public function allowUnset(bool $allow = true)
{
$this->allowFalse = $allow;
return $this;
}
/**
* Sets whether the node can be overwritten.
*
* @return $this
*/
public function denyOverwrite(bool $deny = true)
{
$this->allowOverwrite = !$deny;
return $this;
}
/**
* Returns the related node.
*
* @return NodeDefinition|ArrayNodeDefinition|VariableNodeDefinition
*/
public function end()
{
return $this->node;
}
}