original_string: public function getHierarchy($id)
      {
          $path = $this->getProperty($id, self::PATH);
  
          return $this->hierarchy->get($path);
      }
code: public function getHierarchy($id)
      {
          $path = $this->getProperty($id, self::PATH);
  
          return $this->hierarchy->get($path);
      }
code_tokens: public function getHierarchy ( $ id ) { $ path = $ this -> getProperty ( $ id , self :: PATH ) ; return $ this -> hierarchy -> get ( $ path ) ; }
docstring: Returns the layout items hierarchy from the given path
  
  @param string $id The id or alias of the layout item
  
  @return array
  
  @throws Exception\InvalidArgumentException if the id is empty
  @throws Exception\ItemNotFoundException if the layout item does not exist
docstring_tokens: Returns the layout items hierarchy from the given path