Add data-lang to the rendered output

Author: aarondfrancis

composer.json

@@ -19,7 +19,7 @@
     ],
     "require": {
         "php": "^7.2|^8.0",
-        "torchlight/torchlight-laravel": "^0.5.5",
+        "torchlight/torchlight-laravel": "^0.5.9",
         "league/commonmark": "^1.5|^2.0"
     },
     "require-dev": {

src/BaseExtension.php

@@ -66,7 +66,7 @@ public function useCustomBlockRenderer($callback)
     public function defaultBlockRenderer()
     {
         return function (Block $block) {
-            return "<pre><code class='{$block->classes}' style='{$block->styles}'>{$block->highlighted}</code></pre>";
+            return "<pre><code {$block->attrsAsString()}class='{$block->classes}' style='{$block->styles}'>{$block->highlighted}</code></pre>";
         };
     }
 

tests/BaseRendererTest.php

@@ -52,6 +52,9 @@ public function it_highlights_code_blocks()
                 'id' => 'block_id_1',
                 'classes' => 'torchlight',
                 'styles' => 'color: red;',
+                'attrs' => [
+                    'data-lang' => 'lang'
+                ],
                 'highlighted' => 'highlighted',
             ]]
         ];
@@ -64,7 +67,7 @@ public function it_highlights_code_blocks()
 
         $expected = <<<EOT
 <p>before</p>
-<pre><code class='torchlight' style='color: red;'>highlighted</code></pre>
+<pre><code data-lang="lang" class='torchlight' style='color: red;'>highlighted</code></pre>
 <p>after</p>
 
 EOT;