allow html in attributes (can be used with javascript)

Author: sinnbeck

src/Printer.php

@@ -81,17 +81,17 @@ protected function renderNode(Node $node, int $level): string
         // Process element nodes.
         if ($node->type === NodeType::ELEMENT) {
             $tagLower = strtolower($node->tag);
-            $html = $indent . "<" . $node->tag;
+            $html = $indent . '<' . $node->tag;
             foreach ($node->attributes as $name => $value) {
                 if ($value !== null) {
-                    $html .= " " . $name . '="' . htmlspecialchars($value, ENT_QUOTES, 'UTF-8', false) . '"';
+                    $html .= ' ' . $name . '="' . $value . '"';
                 } else {
-                    $html .= " " . $name;
+                    $html .= ' ' . $name;
                 }
             }
             // For void elements, render in self-closing style.
             if (in_array($tagLower, $this->voidElements)) {
-                $html .= " />" . $this->newline;
+                $html .= ' />' . $this->newline;
 
                 return $html;
             }

tests/Feature/PrintTest.php

@@ -109,3 +109,11 @@
 HTML
     );
 });
+
+it('can handle html inside of attributes', function () {
+    $html = getFixture('html-in-attributes.html');
+
+    $tokens = Lexer::fromString($html)->lex();
+    $nodes = Parser::make($tokens)->parse();
+    expect(Printer::make($nodes)->render())->toEqual($html);
+});

tests/fixtures/html-in-attributes.html

@@ -0,0 +1,5 @@
+<div>
+    <p title="This is a title <br> With several lines!">
+        This is a paragraph
+    </p>
+</div>