Trim empty class directives

hydephp · Dec 5, 2024 · f9f9755 · f9f9755
1 parent 4fb8e57
commit f9f9755
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diff --git a/packages/framework/src/Markdown/Processing/HeadingRenderer.php b/packages/framework/src/Markdown/Processing/HeadingRenderer.php
@@ -59,6 +59,7 @@ public function canAddPermalink(string $content, int $level): bool
     /** @internal */
     public function postProcess(string $html): string
     {
+        $html = str_replace('class=""', '', $html);
         $html = preg_replace('/<h([1-6]) >/', '<h$1>', $html);
 
         return implode('', array_map('trim', explode("\n", $html)));

diff --git a/packages/framework/tests/Unit/HeadingRendererUnitTest.php b/packages/framework/tests/Unit/HeadingRendererUnitTest.php
@@ -217,6 +217,13 @@ public function testPostProcessTrimsWhitespaceAndIndentationFromLines()
         $this->assertSame('<h1>Title</h1><h2>Subtitle</h2>', (new HeadingRenderer())->postProcess($html));
     }
 
+    public function testPostProcessTrimsEmptyClassAttributes()
+    {
+        $html = '<h1 class="">Title</h1>';
+
+        $this->assertSame('<h1>Title</h1>', (new HeadingRenderer())->postProcess($html));
+    }
+
     public function testPostProcessHandlesEmptyString()
     {
         $html = '';