firefly-iii/app/Support/Twig/PiggyBank.php

<?php
/**
 * PiggyBank.php
 * Copyright (c) 2017 thegrumpydictator@gmail.com
 *
 * This file is part of Firefly III.
 *
 * Firefly III is free software: you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation, either version 3 of the License, or
 * (at your option) any later version.
 *
 * Firefly III is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License
 * along with Firefly III. If not, see <http://www.gnu.org/licenses/>.
 */
declare(strict_types=1);

namespace FireflyIII\Support\Twig;

use FireflyIII\Models\PiggyBank as PB;
use Twig_Extension;
use Twig_SimpleFunction;

/**
 * Class PiggyBank.
 */
class PiggyBank extends Twig_Extension
{
    /**
     *
     */
    public function getFunctions(): array
    {
        $functions = [];

        $functions[] = new Twig_SimpleFunction(
            'currentRelevantRepAmount',
            function (PB $piggyBank) {
                return $piggyBank->currentRelevantRep()->currentamount;
            }
        );

        return $functions;
    }

}