59 lines
1.6 KiB
PHP
59 lines
1.6 KiB
PHP
<?php
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/**
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* This program is free software; you can redistribute it and/or
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* modify it under the terms of the GNU General Public License
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* as published by the Free Software Foundation; under version 2
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* of the License (non-upgradable).
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*
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* This program is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with this program; if not, write to the Free Software
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* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA.
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*
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* Copyright (c) 2020 (original work) Open Assessment Technologies SA;
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*
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* @author Sergei Mikhailov <sergei.mikhailov@taotesting.com>
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*/
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declare(strict_types=1);
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namespace oat\taoQtiTest\models\runner\config\Business\Domain;
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use IteratorAggregate;
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class OptionCollection implements IteratorAggregate
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{
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/** @var Option[] */
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private $options;
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public function __construct(Option ...$options)
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{
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$this->options = $options;
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}
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/**
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* @return Option[]
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*/
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public function getIterator(): iterable
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{
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yield from $this->options;
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}
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public function filter(callable $callback): self
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{
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$resultingOptions = [];
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foreach ($this as $option) {
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if ($callback($option)) {
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$resultingOptions[] = $option;
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}
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}
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return new self(...$resultingOptions);
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}
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}
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