<?php

namespace App\Twig;

use App\Ops\Updater;
use Twig\Extension\AbstractExtension;
use Twig\TwigFunction;

/**
 * The running version, for the administration shell.
 *
 * A function rather than a global, so the templates get exactly this one read-only answer and not
 * a whole updater with an update() method on it.
 */
final class VersionExtension extends AbstractExtension
{
    public function __construct(private Updater $updater)
    {
    }

    public function getFunctions(): array
    {
        return [new TwigFunction('kant_version', $this->updater->version(...))];
    }
}