<?php
/**
* Copyright © Magento, Inc. All rights reserved.
* See COPYING.txt for license details.
*/
namespace Magento\Framework\ObjectManager\Config\Reader;

class Dom extends \Magento\Framework\Config\Reader\Filesystem
{
/**
* Name of an attribute that stands for data type of node values
*/
const TYPE_ATTRIBUTE = 'xsi:type';

/**
* @var array
*/
protected $_idAttributes = [
'/config/preference' => 'for',
'/config/(type|virtualType)' => 'name',
'/config/(type|virtualType)/plugin' => 'name',
'/config/(type|virtualType)/arguments/argument' => 'name',
'/config/(type|virtualType)/arguments/argument(/item)+' => 'name',
];

/**
* @param \Magento\Framework\Config\FileResolverInterface $fileResolver
* @param \Magento\Framework\ObjectManager\Config\Mapper\Dom $converter
* @param \Magento\Framework\ObjectManager\Config\SchemaLocator $schemaLocator
* @param \Magento\Framework\Config\ValidationStateInterface $validationState
* @param string $fileName
* @param array $idAttributes
* @param string $domDocumentClass
* @param string $defaultScope
*/
public function __construct(
\Magento\Framework\Config\FileResolverInterface $fileResolver,
\Magento\Framework\ObjectManager\Config\Mapper\Dom $converter,
\Magento\Framework\ObjectManager\Config\SchemaLocator $schemaLocator,
\Magento\Framework\Config\ValidationStateInterface $validationState,
$fileName = 'di.xml',
$idAttributes = [],
$domDocumentClass = \Magento\Framework\Config\Dom::class,
$defaultScope = 'global'
) {
parent::__construct(
$fileResolver,
$converter,
$schemaLocator,
$validationState,
$fileName,
$idAttributes,
$domDocumentClass,
$defaultScope
);
}

/**
* Create and return a config merger instance that takes into account types of arguments
*
* {@inheritdoc}
*/
protected function _createConfigMerger($mergerClass, $initialContents)
{
return new $mergerClass(
$initialContents,
$this->validationState,
$this->_idAttributes,
self::TYPE_ATTRIBUTE,
$this->_perFileSchema
);
}
}