fix(view): attributes for raw elements (#734)

Author: brendt

src/Tempest/View/src/Elements/ElementFactory.php

@@ -52,47 +52,45 @@ private function makeElement(DOMNode $node, ?Element $parent): ?Element
             );
         }
 
-        if (
-            ! $node instanceof DOMElement
+        $attributes = [];
+
+        /** @var DOMAttr $attribute */
+        foreach ($node->attributes as $attribute) {
+            $name = str($attribute->name)->camel()->toString();
+
+            $attributes[$name] = $attribute->value;
+        }
+
+        if (! $node instanceof DOMElement
             || $node->tagName === 'pre'
-            || $node->tagName === 'code'
-        ) {
-            return new RawElement($node->ownerDocument->saveHTML($node));
+            || $node->tagName === 'code') {
+            $content = '';
+            foreach ($node->childNodes as $child) {
+                $content .= $node->ownerDocument->saveHTML($child);
+            }
+
+            return new RawElement(
+                tag: $node->tagName ?? null,
+                content: $content,
+                attributes: $attributes,
+            );
         }
 
         if ($viewComponentClass = $this->viewConfig->viewComponents[$node->tagName] ?? null) {
             if (! $viewComponentClass instanceof ViewComponent) {
                 $viewComponentClass = $this->container->get($viewComponentClass);
             }
 
-            $attributes = [];
-
-            /** @var DOMAttr $attribute */
-            foreach ($node->attributes as $attribute) {
-                $name = (string)str($attribute->name)->camel();
-
-                $attributes[$name] = $attribute->value;
-            }
-
             $element = new ViewComponentElement(
                 $this->compiler,
                 $viewComponentClass,
-                $attributes
+                $attributes,
             );
         } elseif ($node->tagName === 'x-slot') {
             $element = new SlotElement(
                 name: $node->getAttribute('name') ?: 'slot',
             );
         } else {
-            $attributes = [];
-
-            /** @var DOMAttr $attribute */
-            foreach ($node->attributes as $attribute) {
-                $name = (string)str($attribute->name)->camel();
-
-                $attributes[$name] = $attribute->value;
-            }
-
             $element = new GenericElement(
                 tag: $node->tagName,
                 attributes: $attributes,

src/Tempest/View/src/Elements/RawElement.php

@@ -4,19 +4,51 @@
 
 namespace Tempest\View\Elements;
 
+use function Tempest\Support\str;
 use Tempest\View\Element;
 
 final class RawElement implements Element
 {
     use IsElement;
 
     public function __construct(
-        private readonly string $html,
+        private readonly ?string $tag,
+        private readonly string $content,
+        array $attributes,
     ) {
+        $this->attributes = $attributes;
     }
 
     public function compile(): string
     {
-        return $this->html;
+        if ($this->tag === null) {
+            return $this->content;
+        }
+
+        $attributes = [];
+
+        foreach ($this->getAttributes() as $name => $value) {
+            $name = str($name);
+
+            if ($name->startsWith(':')) {
+                $name = ':' . $name->kebab()->toString();
+            } else {
+                $name = $name->kebab()->toString();
+            }
+
+            if ($value) {
+                $attributes[] = $name . '="' . $value . '"';
+            } else {
+                $attributes[] = $name;
+            }
+        }
+
+        $attributes = implode(' ', $attributes);
+
+        if ($attributes !== '') {
+            $attributes = ' ' . $attributes;
+        }
+
+        return "<{$this->tag}{$attributes}>{$this->content}</{$this->tag}>";
     }
 }

tests/Integration/View/TempestViewRendererDataPassingTest.php

@@ -262,4 +262,28 @@ public function test_boolean_attributes(): void
             HTML, value: 'value', selected: false, name: 'name'),
         );
     }
+
+    public function test_expression_attribute_in_raw_element(): void
+    {
+        $this->registerViewComponent(
+            'x-test',
+            <<<'HTML'
+            <div><x-slot/></div>
+            HTML,
+        );
+
+        $html = $this->render(<<<'HTML'
+        <x-test>
+            <pre :data-lang="$language"><hello></hello>foo<p>bar</p></pre>
+        </x-test>
+        HTML, language: 'php');
+
+        $this->assertStringEqualsStringIgnoringLineEndings(
+            <<<'HTML'
+            <div><pre data-lang="php"><hello></hello>foo<p>bar</p></pre>
+            </div>
+            HTML,
+            $html
+        );
+    }
 }