<?php

declare(strict_types=1);

/*
 * This file is part of the TYPO3 CMS project.
 *
 * It is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License, either version 2
 * of the License, or any later version.
 *
 * For the full copyright and license information, please read the
 * LICENSE.txt file that was distributed with this source code.
 *
 * The TYPO3 project - inspiring people to share!
 */

namespace TYPO3\CMS\Core\ExpressionLanguage;

use Symfony\Component\ExpressionLanguage\ExpressionFunctionProviderInterface;

interface ProviderInterface
{
    /**
     * An array of class names which implements the ExpressionFunctionProviderInterface
     *
     * @return list<class-string<ExpressionFunctionProviderInterface>>
     */
    public function getExpressionLanguageProviders(): array;

    /**
     * An array with key/value pairs. The key will be available as variable name
     *
     * @return array<non-empty-string, mixed>
     */
    public function getExpressionLanguageVariables(): array;
}