<?php
/**
* CakePHP(tm) : Rapid Development Framework (https://cakephp.org)
* Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
*
* Licensed under The MIT License
* For full copyright and license information, please see the LICENSE.txt
* Redistributions of files must retain the above copyright notice.
*
* @copyright Copyright (c) Cake Software Foundation, Inc. (https://cakefoundation.org)
* @link https://cakephp.org CakePHP(tm) Project
* @since 3.3.0
* @license https://opensource.org/licenses/mit-license.php MIT License
*/
namespace Cake\Database\Type;
/**
* An interface used by Type objects to signal whether the value should
* be converted to an ExpressionInterface instead of a string when sent
* to the database.
*/
interface ExpressionTypeInterface
{
/**
* Returns an ExpressionInterface object for the given value that can
* be used in queries.
*
* @param mixed $value The value to be converted to an expression
* @return \Cake\Database\ExpressionInterface
*/
public function toExpression($value);
}