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<?php # -*- coding: utf-8 -*-
declare(strict_types=1);
namespace Bueltge\Marksimple\Rule;
class Pre extends AbstractRegexRule
{
/**
* Get the regex rule to identify the content for the callback.
* Code blocks via 4 spaces or tab.
*
* @return string
*/
public function rule(): string
return '#^(?:\0(.*?)\0\n)?( {4}|\t)(.*?)$#m';
}
* {@inheritdoc}
public function render(array $content): string
$content = sprintf('<pre><code>%s</code></pre>', $content[3]);
return $content;
bueltge /
marksimple
