<?php

namespace Elastica\QueryBuilder;

/**
 * DSL Interface.
 *
 * @author Manuel Andreo Garcia <andreo.garcia@googlemail.com>
 */
interface DSL
{
    public const TYPE_QUERY = 'query';
    public const TYPE_AGGREGATION = 'aggregation';
    public const TYPE_SUGGEST = 'suggest';
    public const TYPE_COLLAPSE = 'collapse';

    /**
     * must return type for QueryBuilder usage.
     */
    public function getType(): string;
}