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<?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. * * @param bool $allow * * @return $this */ public function allowUnset($allow = true) { $this->allowFalse = $allow; return $this; } /** * Sets whether the node can be overwritten. * * @param bool $deny Whether the overwriting is forbidden or not * * @return $this */ public function denyOverwrite($deny = true) { $this->allowOverwrite = !$deny; return $this; } /** * Returns the related node. * * @return NodeDefinition|ArrayNodeDefinition|VariableNodeDefinition */ public function end() { return $this->node; } }