public function getItemPath($class)
    {
        foreach (array_reverse($this->manifests) as $manifest) {
            /** @var ClassManifest $manifestInst */
            $manifestInst = $manifest['instance'];
            if ($path = $manifestInst->getItemPath($class)) {
                return $path;
            }
            if ($manifest['exclusive']) {
                break;
            }
        }
        return false;
    }