Avoid documenting null classes

Author: phpfui

src/PHPFUI/InstaDoc/Section/Doc.php

@@ -17,6 +17,11 @@ public function generate(\PHPFUI\InstaDoc\PageInterface $page, string $fullClass
 
 		$this->class = $this->controller->getParameter(\PHPFUI\InstaDoc\Controller::NAMESPACE) . '\\' . $this->controller->getParameter(\PHPFUI\InstaDoc\Controller::CLASS_NAME);
 
+		if (empty($this->class) || '\\' === $this->class)	// don't document null classes
+			{
+			return $container;
+			}
+
 		try
 			{
 			$this->reflection = new \ReflectionClass($this->class);