Start replacing highlight js with tempest-highlight

src/Service/SnipParser/AbstractParser.php

@@ -20,7 +20,7 @@ abstract class AbstractParser implements ParserInterface
         try {
             return $this->safeParseView($content);
         } catch (\Exception $exception) {
-            return sprintf('<pre><code class="hljs">%s</code></pre>', htmlspecialchars($exception->getMessage()));
+            return sprintf('<pre><code>%s</code></pre>', htmlspecialchars($exception->getMessage()));
         }
     }
 

src/Service/SnipParser/Generic/GenericParser.php

@@ -17,9 +17,9 @@ class GenericParser extends AbstractParser
         $builder = new PipelineBuilder();
         $pipeline = $builder
             ->add(new HtmlEscapeStage())
+            ->add(new ReplaceBlocksStage('<pre>', '</pre>', '```'))
+            ->add(new ReplaceBlocksStage('<code>', '</code>', '``'))
             ->add(new ReplaceStage(PHP_EOL, '<br>'))
-            ->add(new ReplaceBlocksStage('<pre><code class="hljs">', '</code></pre>', '```'))
-            ->add(new ReplaceBlocksStage('<code class="hljs">', '</code>', '``'))
             ->add($this->referenceStage)
             ->add($this->includeStage)
             ->build()

src/Service/SnipParser/Generic/ReplaceBlocksStage.php

@@ -4,13 +4,14 @@ namespace App\Service\SnipParser\Generic;
 
 use InvalidArgumentException;
 use League\Pipeline\StageInterface;
+use Tempest\Highlight\Highlighter;
 
-class ReplaceBlocksStage implements StageInterface
+readonly class ReplaceBlocksStage implements StageInterface
 {
     public function __construct(
-        public readonly string $openTag = '<pre><code>',
-        public readonly string $closeTag = '</code></pre>',
-        public readonly string $delimiter = '```'
+        public string $openTag = '<pre><code>',
+        public string $closeTag = '</code></pre>',
+        public string $delimiter = '```'
     ) {}
 
     public function __invoke(mixed $payload): string
@@ -26,8 +27,9 @@ class ReplaceBlocksStage implements StageInterface
     {
         $pattern = sprintf('/%s(.+?)%s/s', preg_quote($this->delimiter), preg_quote($this->delimiter));
 
-        return preg_replace_callback($pattern, function ($matches) {
-            return $this->openTag . trim($matches[1]) . $this->closeTag;
+        $highlighter = new Highlighter()->withGutter();
+        return preg_replace_callback($pattern, function ($matches) use ($highlighter) {
+            return $this->openTag . $highlighter->parse(trim($matches[1]), 'php') . $this->closeTag;
         }, $text);
     }
 }

src/Service/SnipParser/Html/HtmlParser.php

@@ -3,11 +3,14 @@
 namespace App\Service\SnipParser\Html;
 
 use App\Service\SnipParser\AbstractParser;
+use Tempest\Highlight\Highlighter;
 
 class HtmlParser extends AbstractParser
 {
     public function safeParseView(string $content): string
     {
-        return sprintf('<pre><code class="hljs">%s</code></pre>', htmlspecialchars($content));
+        $highlighter = new Highlighter()->withGutter();
+
+        return '<pre data-lang="html" class="notranslate">' . $highlighter->parse($content, 'html') . '</pre>';
     }
 }

src/Service/SnipParser/Markdown/MarkdownParser.php

@@ -11,6 +11,8 @@ use League\CommonMark\Node\Inline\Text;
 use League\CommonMark\Node\Query;
 use Symfony\Component\DependencyInjection\Attribute\Autowire;
 use Symfony\Component\Routing\RouterInterface;
+use Tempest\Highlight\CommonMark\HighlightExtension;
+use Tempest\Highlight\Highlighter;
 
 class MarkdownParser extends AbstractParser
 {
@@ -22,7 +24,13 @@ class MarkdownParser extends AbstractParser
     public function safeParseView(string $content): string
     {
         $converter = new GithubFlavoredMarkdownConverter();
-        $converter->getEnvironment()->addEventListener(DocumentParsedEvent::class, $this->documentParsed(...));
+        $converter
+            ->getEnvironment()
+            ->addExtension(new HighlightExtension(
+                new Highlighter()->withGutter()
+            ))
+            ->addEventListener(DocumentParsedEvent::class, $this->documentParsed(...))
+        ;
         return $converter->convert($content);
     }
 
@@ -32,7 +40,8 @@ class MarkdownParser extends AbstractParser
 
         $linkNodes = new Query()
             ->where(Query::type(Link::class))
-            ->findAll($document);
+            ->findAll($document)
+        ;
 
         foreach ($linkNodes as $linkNode) {
             $url = $linkNode->getUrl();