HeadingPermalinkRenderer::render()   A
last analyzed

Complexity

Conditions 3
Paths 3

Size

Total Lines 25
Code Lines 16

Duplication

Lines 0
Ratio 0 %

Code Coverage

Tests 15
CRAP Score 3.0021

Importance

Changes 1
Bugs 0 Features 0
Metric Value
eloc 16
dl 0
loc 25
ccs 15
cts 16
cp 0.9375
rs 9.7333
c 1
b 0
f 0
cc 3
nc 3
nop 2
crap 3.0021
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<?php
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declare(strict_types=1);
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/*
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 * This file is part of the league/commonmark package.
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 *
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 * (c) Colin O'Dell <[email protected]>
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 *
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 * For the full copyright and license information, please view the LICENSE
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 * file that was distributed with this source code.
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 */
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namespace League\CommonMark\Extension\HeadingPermalink;
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use League\CommonMark\Node\Node;
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use League\CommonMark\Renderer\ChildNodeRendererInterface;
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use League\CommonMark\Renderer\NodeRendererInterface;
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use League\CommonMark\Util\HtmlElement;
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use League\Config\ConfigurationAwareInterface;
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use League\Config\ConfigurationInterface;
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/**
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 * Renders the HeadingPermalink elements
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 */
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final class HeadingPermalinkRenderer implements NodeRendererInterface, ConfigurationAwareInterface
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{
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    public const DEFAULT_SYMBOL = '¶';
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    /**
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     * @var ConfigurationInterface
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     *
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     * @psalm-readonly-allow-private-mutation
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     */
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    private $config;
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    public function setConfiguration(ConfigurationInterface $configuration): void
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    {
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        $this->config = $configuration;
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    }
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    /**
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     * @param HeadingPermalink $node
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     *
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     * {@inheritdoc}
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     *
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     * @psalm-suppress MoreSpecificImplementedParamType
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     */
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    public function render(Node $node, ChildNodeRendererInterface $childRenderer)
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    {
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        if (! $node instanceof HeadingPermalink) {
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            throw new \InvalidArgumentException('Incompatible node type: ' . \get_class($node));
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        }
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        $slug = $node->getSlug();
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        $idPrefix = (string) $this->config->get('heading_permalink/id_prefix');
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        if ($idPrefix !== '') {
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            $idPrefix .= '-';
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        }
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        $attrs = $node->data->getData('attributes');
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        $attrs->set('id', $idPrefix . $slug);
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        $attrs->set('href', '#' . $slug);
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        $attrs->set('name', $slug);
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        $attrs->append('class', $this->config->get('heading_permalink/html_class'));
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        $attrs->set('aria-hidden', 'true');
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        $attrs->set('title', $this->config->get('heading_permalink/title'));
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        $symbol = $this->config->get('heading_permalink/symbol');
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        \assert(\is_string($symbol));
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        return new HtmlElement('a', $attrs->export(), \htmlspecialchars($symbol), false);
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    }
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}
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