registration.php

<?php
/**
 * @category BDCrops
 * @package BDC\Declarative Schema
 * @author Abdul Matin <matinict@gmail.com / info@bdcrops.com >
 * @copyright Copyright (c) 2018 BDCrops, Ltd (http://www.bdcrops.com)
 * @license http://opensource.org/licenses/afl-3.0.php Academic Free License (AFL 3.0)
 */

\Magento\Framework\Component\ComponentRegistrar::register(
    \Magento\Framework\Component\ComponentRegistrar::MODULE,
    'BDC_Declarative',
    __DIR__
);