private function normalize($path)
 {
     $parts = explode('/', $path);
     return implode('/', array_map(function ($path) {
         return strtolower(convert_to_snake_case($path));
     }, $parts));
 }
 /**
  * Get extension alias.
  *
  * @return string
  */
 public final function getAlias()
 {
     $name = str_replace('Extension', '', $this->getName());
     return convert_to_snake_case($name);
 }