CaracoleBundle/Twig/ToolsTwigExtension.php

<?php

namespace Lc\CaracoleBundle\Twig;

use Twig\Extension\AbstractExtension;
use Twig\TwigFunction;


class ToolsTwigExtension extends AbstractExtension
{

    public function getFunctions()
    {
        return array(
                new TwigFunction('die', [$this, 'simuleDie']),
        );
    }

    public function simuleDie(string $message = null)
    {
        die($message);
    }

}