destruct option to ExposeInTemplate attribute

Author: matheo

src/TwigComponent/src/AnonymousComponent.php

@@ -11,27 +11,25 @@
 
 namespace Symfony\UX\TwigComponent;
 
+use Symfony\UX\TwigComponent\Attribute\ExposeInTemplate;
+
 /**
  * @author Matheo Daninos <[email protected]>
  *
  * @internal
  */
 class AnonymousComponent
 {
-    private array $props = [];
+    private array $props;
 
-    public function setProps(array $props)
+    public function mount($props = []): void
     {
         $this->props = $props;
     }
 
+    #[ExposeInTemplate(destruct: true)]
     public function getProps(): array
     {
         return $this->props;
     }
-
-    public function mount(array $props = [])
-    {
-        $this->setProps($props);
-    }
 }

src/TwigComponent/src/Attribute/ExposeInTemplate.php

@@ -26,8 +26,10 @@ final class ExposeInTemplate
      *                            to default to property name.
      * @param string|null $getter The getter method to use. Leave as null
      *                            to default to PropertyAccessor logic.
+     * @param bool $destruct      The content should be used as array of variables
+     *                            names
      */
-    public function __construct(public ?string $name = null, public ?string $getter = null)
+    public function __construct(public ?string $name = null, public ?string $getter = null, public bool $destruct = false)
     {
     }
 }

src/TwigComponent/src/ComponentRenderer.php

@@ -105,7 +105,6 @@ private function preRender(MountedComponent $mounted, array $context = []): PreR
 
             // expose public properties and properties marked with ExposeInTemplate attribute
             iterator_to_array($this->exposedVariables($component, $metadata->isPublicPropsExposed())),
-            $component instanceof AnonymousComponent ? $component->getProps() : []
         );
         $event = new PreRenderEvent($mounted, $metadata, $variables);
 
@@ -149,6 +148,15 @@ private function exposedVariables(object $component, bool $exposePublicProps): \
                 throw new \LogicException(sprintf('Cannot use %s on methods with required parameters (%s::%s).', ExposeInTemplate::class, $component::class, $method->name));
             }
 
+
+            if ($attribute->destruct) {
+                foreach ($component->{$method->name}() as $prop => $value) {
+                    yield $prop => $value;
+                }
+
+                return;
+            }
+
             yield $name => $component->{$method->name}();
         }
     }