1<?php
2
3/*
4 * This file is part of the league/commonmark package.
5 *
6 * (c) Colin O'Dell <colinodell@gmail.com>
7 *
8 * Original code based on the CommonMark JS reference parser (https://bitly.com/commonmark-js)
9 *  - (c) John MacFarlane
10 *
11 * For the full copyright and license information, please view the LICENSE
12 * file that was distributed with this source code.
13 */
14
15namespace League\CommonMark\Inline\Renderer;
16
17use League\CommonMark\ElementRendererInterface;
18use League\CommonMark\HtmlElement;
19use League\CommonMark\Inline\Element\AbstractInline;
20use League\CommonMark\Inline\Element\Emphasis;
21
22final class EmphasisRenderer implements InlineRendererInterface
23{
24    /**
25     * @param Emphasis                 $inline
26     * @param ElementRendererInterface $htmlRenderer
27     *
28     * @return HtmlElement
29     */
30    public function render(AbstractInline $inline, ElementRendererInterface $htmlRenderer)
31    {
32        if (!($inline instanceof Emphasis)) {
33            throw new \InvalidArgumentException('Incompatible inline type: ' . \get_class($inline));
34        }
35
36        $attrs = $inline->getData('attributes', []);
37
38        return new HtmlElement('em', $attrs, $htmlRenderer->renderInlines($inline->children()));
39    }
40}
41