rau-edge-case-constant.php

<?php
/**
 * Plugin Name:       RAU Edge Case - Defining Constants in main plugin file.
 * Description:       Defining Constants in main plugin file.
 * Version:           0.1.0
 * Author:            Andy Fragen
 * License:           MIT
 * Requires at least: 6.2
 * Requires PHP:      7.1
 * Gist Plugin URI:   https://gist.github.com/afragen/89cb21b5de301b28e65ceb56d264659a
 */

define( 'MY_EDGE_CASE_CONSTANT', true );