Add support to render attributes on classes

Author: sunkan

src/Renderer/Php7Renderer.php

@@ -194,6 +194,9 @@ protected function formatClassModifiers(PhpClass $class): array
 	public function renderClass(PhpClass $class): array
 	{
 		$ret = FlattenSource::applySourceOn($this->renderComment($class->getComment()), []);
+		foreach ($class->getAttributes() as $attribute) {
+			$ret = FlattenSource::applySourceOn($this->renderAttribute($attribute), $ret);
+		}
 
 		$declaration = $this->formatClassModifiers($class);
 		$declaration[] = 'class';

src/Renderer/Php8Renderer.php

@@ -59,7 +59,7 @@ public function renderClass(PhpClass $class): array
 			}
 		}
 
-		return parent::renderClass($class); // TODO: Change the autogenerated stub
+		return parent::renderClass($class);
 	}
 
 	/**

tests/Renderer/PhpClassTest.php

@@ -412,4 +412,15 @@ public function testVariableAttributeFromCtorNotPropagateToSetter(): void
 			'PhpClassTest.testVariableAttributeFromCtorNotPropegateToSetter',
 		);
 	}
+
+	public function testClassLevelAttribute(): void
+	{
+		$class = new PhpClass(Identifier::fromString('Test'));
+		$class->addAttribute(new PhpAttribute(TestAttribute::class));
+		$renderer = new Php8Renderer();
+		$this->assertSourceResult(
+			$renderer->render($class),
+			'PhpClassTest.testClassLevelAttribute',
+		);
+	}
 }

tests/Renderer/resources/PhpClassTest.testClassLevelAttribute.result

@@ -0,0 +1,4 @@
+#[TestAttribute]
+class Test
+{
+}