Server : Apache System : Linux server2.corals.io 4.18.0-348.2.1.el8_5.x86_64 #1 SMP Mon Nov 15 09:17:08 EST 2021 x86_64 User : corals ( 1002) PHP Version : 7.4.33 Disable Function : exec,passthru,shell_exec,system Directory :  /home/corals/old/vendor/magento/framework/Setup/Declaration/Schema/

Upload File : current_dir [ Writeable ] document_root [ Writeable ]

<?php
/**
 * Copyright © Magento, Inc. All rights reserved.
 * See COPYING.txt for license details.
 */
declare(strict_types=1);

namespace Magento\Framework\Setup\Declaration\Schema;

/**
 * Resolver of table names.
 */
class TableNameResolver
{
    /**
     * RegEx pattern is used to search cloned temporary tables used as a replica.
     *
     * @var string
     */
    private $filterPattern = '';

    /**
     * Provides the name of the origin table for cloned tables.
     *
     * Replica tables should be identical to the original -
     * indexes and constraints must use the original table name to calculate their own names.
     *
     * @param string $tableName
     * @return string
     */
    public function getNameOfOriginTable(string $tableName): string
    {
        $tableIsReplica = preg_match($this->getFilterPattern(), $tableName, $matches);

        return $tableIsReplica ? $matches['table_name'] : $tableName;
    }

    /**
     * Provides a RegEx pattern used to search cloned temporary tables used as a replica.
     *
     * @return string
     */
    private function getFilterPattern(): string
    {
        if (!$this->filterPattern) {
            $this->filterPattern = '#(?<table_name>\S+)_replica$#i';
        }

        return $this->filterPattern;
    }
}