original_string: private function moveToPreviousLine(): bool
      {
          if ($this->currentLineNb < 1) {
              return false;
          }
  
          $this->currentLine = $this->lines[--$this->currentLineNb];
  
          return true;
      }
code: private function moveToPreviousLine(): bool
      {
          if ($this->currentLineNb < 1) {
              return false;
          }
  
          $this->currentLine = $this->lines[--$this->currentLineNb];
  
          return true;
      }
code_tokens: private function moveToPreviousLine ( ) : bool { if ( $ this -> currentLineNb < 1 ) { return false ; } $ this -> currentLine = $ this -> lines [ -- $ this -> currentLineNb ] ; return true ; }
docstring: Moves the parser to the previous line.
  
  @return bool
docstring_tokens: Moves the parser to the previous line .