original_string: protected function createRelsFolderAndFile()
      {
          $this->relsFolder = $this->createFolder($this->rootFolder, self::RELS_FOLDER_NAME);
  
          $this->createRelsFile();
  
          return $this;
      }
code: protected function createRelsFolderAndFile()
      {
          $this->relsFolder = $this->createFolder($this->rootFolder, self::RELS_FOLDER_NAME);
  
          $this->createRelsFile();
  
          return $this;
      }
code_tokens: protected function createRelsFolderAndFile ( ) { $ this -> relsFolder = $ this -> createFolder ( $ this -> rootFolder , self :: RELS_FOLDER_NAME ) ; $ this -> createRelsFile ( ) ; return $ this ; }
docstring: Creates the "_rels" folder under the root folder as well as the ".rels" file in it
  
  @return FileSystemHelper
  @throws \Box\Spout\Common\Exception\IOException If unable to create the folder or the ".rels" file
docstring_tokens: Creates the _rels folder under the root folder as well as the . rels file in it