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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\ListItem; |
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use League\CommonMark\Extension\TaskList\TaskListItemMarker; |
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use League\CommonMark\Node\Block\Paragraph; |
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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\Xml\XmlNodeRendererInterface; |
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final class ListItemRenderer implements NodeRendererInterface, XmlNodeRendererInterface |
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{ |
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/** |
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* @param ListItem $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 $childRenderer) |
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{ |
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ListItem::assertInstanceOf($node); |
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$contents = $childRenderer->renderNodes($node->children()); |
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if (\substr($contents, 0, 1) === '<' && ! $this->startsTaskListItem($node)) { |
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$contents = "\n" . $contents; |
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} |
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if (\substr($contents, -1, 1) === '>') { |
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$contents .= "\n"; |
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} |
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$attrs = $node->data->get('attributes'); |
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return new HtmlElement('li', $attrs, $contents); |
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} |
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public function getXmlTagName(Node $node): string |
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{ |
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return 'item'; |
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} |
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/** |
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* {@inheritDoc} |
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*/ |
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public function getXmlAttributes(Node $node): array |
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{ |
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return []; |
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} |
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private function startsTaskListItem(ListItem $block): bool |
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{ |
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$firstChild = $block->firstChild(); |
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return $firstChild instanceof Paragraph && $firstChild->firstChild() instanceof TaskListItemMarker; |
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} |
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} |
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thephpleague /
commonmark
