SensitiveConstantNameRector

Changes case insensitive constants to sensitive ones.

 define('FOO', 42, true);
 var_dump(FOO);
-var_dump(foo);
+var_dump(FOO);

Configure your rector.php:

<?php

use Rector\Config\RectorConfig;
use Rector\Php73\Rector\ConstFetch\SensitiveConstantNameRector;

return RectorConfig::configure()
    ->withRules([
        SensitiveConstantNameRector::class,
    ]);
SETS:  PHP 7.3