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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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* Original code based on the CommonMark JS reference parser (https://bitly.com/commonmark-js) |
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* - (c) John MacFarlane |
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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\CommonMark\Renderer\Block; |
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use League\CommonMark\Extension\CommonMark\Node\Block\FencedCode; |
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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\CommonMark\Util\Xml; |
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use League\CommonMark\Xml\XmlNodeRendererInterface; |
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final class FencedCodeRenderer implements NodeRendererInterface, XmlNodeRendererInterface |
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{ |
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/** |
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* @param FencedCode $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 $childRenderer): \Stringable |
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{ |
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FencedCode::assertInstanceOf($node); |
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$attrs = $node->data->getData('attributes'); |
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$infoWords = $node->getInfoWords(); |
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if (\count($infoWords) !== 0 && $infoWords[0] !== '') { |
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$class = $infoWords[0]; |
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if (! \str_starts_with($class, 'language-')) { |
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$class = 'language-' . $class; |
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} |
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$attrs->append('class', $class); |
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} |
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return new HtmlElement( |
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'pre', |
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[], |
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new HtmlElement('code', $attrs->export(), Xml::escape($node->getLiteral())) |
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); |
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} |
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public function getXmlTagName(Node $node): string |
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{ |
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return 'code_block'; |
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} |
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/** |
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* @param FencedCode $node |
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* |
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* @return array<string, scalar> |
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* |
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* @psalm-suppress MoreSpecificImplementedParamType |
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*/ |
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public function getXmlAttributes(Node $node): array |
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{ |
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FencedCode::assertInstanceOf($node); |
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if (($info = $node->getInfo()) === null || $info === '') { |
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return []; |
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} |
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return ['info' => $info]; |
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} |
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} |
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thephpleague /
commonmark
