voku / Arrayy

        $reflector = new \ReflectionClass($this);

        $factory = \phpDocumentor\Reflection\DocBlockFactory::createInstance();

        $docComment = $reflector->getDocComment();

        if ($docComment) {

            $docblock = $factory->create($docComment);

            /** @var \phpDocumentor\Reflection\DocBlock\Tags\Property $tag */

            foreach ($docblock->getTagsByName('property') as $tag) {

                $typeName = $tag->getVariableName();

                /** @var string|null $typeName */

                if ($typeName !== null) {

                    $typeCheckPhpDoc = TypeCheckPhpDoc::fromPhpDocumentorProperty($tag, $typeName);

                    if ($typeCheckPhpDoc !== null) {

                        $properties[$typeName] = $typeCheckPhpDoc;

                    }

                }

            }

        }

        /** @noinspection PhpAssignmentInConditionInspection */

        while ($reflector = $reflector->getParentClass()) {

        /** @noinspection PhpAssignmentInConditionInspection */

        while ($reflector = $reflector->getParentClass()) {

            $docComment = $reflector->getDocComment();

            if ($docComment) {

                $docblock = $factory->create($docComment);

                /** @var \phpDocumentor\Reflection\DocBlock\Tags\Property $tag */

                foreach ($docblock->getTagsByName('property') as $tag) {

                    $typeName = $tag->getVariableName();

                    /** @var string|null $typeName */

                    if ($typeName !== null) {

                        if (isset($properties[$typeName])) {

                            continue;

                        }

                        $typeCheckPhpDoc = TypeCheckPhpDoc::fromPhpDocumentorProperty($tag, $typeName);

                        if ($typeCheckPhpDoc !== null) {

                            $properties[$typeName] = $typeCheckPhpDoc;

                        }

                    }

                }

            }

        }

        return $PROPERTY_CACHE[$cacheKey] = $properties;