original_string: protected function showCommandHelp($commandName)
      {
          $command = $this->app->getCommand($commandName);
  
          if (!$command) {
              $this->output->writeln("<red>Unknown command:</red> {$commandName}");
              return;
          }
  
          if ($command->getDescription()) {
              $this->output->writeln("<yellow>Description:</yellow>");
              $this->output->writeln("  {$command->getDescription()}");
              $this->output->newline();
          }
  
          $this->output->writeln("<yellow>Usage:</yellow>");
          $this->output->writeln("  {$command->getUsage()}");
      }
code: protected function showCommandHelp($commandName)
      {
          $command = $this->app->getCommand($commandName);
  
          if (!$command) {
              $this->output->writeln("<red>Unknown command:</red> {$commandName}");
              return;
          }
  
          if ($command->getDescription()) {
              $this->output->writeln("<yellow>Description:</yellow>");
              $this->output->writeln("  {$command->getDescription()}");
              $this->output->newline();
          }
  
          $this->output->writeln("<yellow>Usage:</yellow>");
          $this->output->writeln("  {$command->getUsage()}");
      }
code_tokens: protected function showCommandHelp ( $ commandName ) { $ command = $ this -> app -> getCommand ( $ commandName ) ; if ( ! $ command ) { $ this -> output -> writeln ( "<red>Unknown command:</red> {$commandName}" ) ; return ; } if ( $ command -> getDescription ( ) ) { $ this -> output -> writeln ( "<yellow>Description:</yellow>" ) ; $ this -> output -> writeln ( "  {$command->getDescription()}" ) ; $ this -> output -> newline ( ) ; } $ this -> output -> writeln ( "<yellow>Usage:</yellow>" ) ; $ this -> output -> writeln ( "  {$command->getUsage()}" ) ; }
docstring: Show the usage and description for a specific command.
  
  @param string $commandName
docstring_tokens: Show the usage and description for a specific command .