adjust for happiness of both testcases and ecs

Author: ashnazg

src/phpDocumentor/Reflection/NodeVisitor/ElementNameResolver.php

@@ -77,7 +77,7 @@ public function enterNode(Node $node)
             case Interface_::class:
                 $this->parts->push((string) $node->name);
 
-                if ($node->name === null) {
+                if (empty($node->name)) {
                     return NodeTraverser::DONT_TRAVERSE_CHILDREN;
                 }
 

src/phpDocumentor/Reflection/Php/ProjectFactory.php

@@ -121,31 +121,31 @@ private function getNamespaceByName(Project $project, $name)
     private function buildNamespace(File $file, Namespace_ $namespace)
     {
         foreach ($file->getClasses() as $class) {
-            if ($namespace->getFqsen() . '\\' . $class->getName() === $class->getFqsen()) {
+            if ($namespace->getFqsen() . '\\' . $class->getName() === (string) $class->getFqsen()) {
                 $namespace->addClass($class->getFqsen());
             }
         }
 
         foreach ($file->getInterfaces() as $interface) {
-            if ($namespace->getFqsen() . '\\' . $interface->getName() === $interface->getFqsen()) {
+            if ($namespace->getFqsen() . '\\' . $interface->getName() === (string) $interface->getFqsen()) {
                 $namespace->addInterface($interface->getFqsen());
             }
         }
 
         foreach ($file->getFunctions() as $function) {
-            if ($namespace->getFqsen() . '\\' . $function->getName() . '()' === $function->getFqsen()) {
+            if ($namespace->getFqsen() . '\\' . $function->getName() . '()' === (string) $function->getFqsen()) {
                 $namespace->addFunction($function->getFqsen());
             }
         }
 
         foreach ($file->getConstants() as $constant) {
-            if ($namespace->getFqsen() . '::' . $constant->getName() === $constant->getFqsen()) {
+            if ($namespace->getFqsen() . '::' . $constant->getName() === (string) $constant->getFqsen()) {
                 $namespace->addConstant($constant->getFqsen());
             }
         }
 
         foreach ($file->getTraits() as $trait) {
-            if ($namespace->getFqsen() . '\\' . $trait->getName() === $trait->getFqsen()) {
+            if ($namespace->getFqsen() . '\\' . $trait->getName() === (string) $trait->getFqsen()) {
                 $namespace->addTrait($trait->getFqsen());
             }
         }

tests/component/project/Luigi/Pizza.php

@@ -59,6 +59,8 @@ private function __construct(Pizza\Style $style)
      * This method can be used to instantiate a new object of this class which can then be retrieved using
      * {@see self::getInstance()}.
      *
+     * @param Pizza\Style $style style of pizza
+     *
      * @see self::getInstance to retrieve the pizza object.
      */
     public static function createInstance(Pizza\Style $style)