original_string: protected function outputCommandHelp()
      {
          $command = $this->getParam(0);
  
          if (!empty($command)) {
              $this->outputHelp($command);
              $this->output();
          }
      }
code: protected function outputCommandHelp()
      {
          $command = $this->getParam(0);
  
          if (!empty($command)) {
              $this->outputHelp($command);
              $this->output();
          }
      }
code_tokens: protected function outputCommandHelp ( ) { $ command = $ this -> getParam ( 0 ) ; if ( ! empty ( $ command ) ) { $ this -> outputHelp ( $ command ) ; $ this -> output ( ) ; } }
docstring: Displays help message for a command
docstring_tokens: Displays help message for a command