public function execute(PhutilArgumentParser $args)
 {
     $with = $args->getArg('help-with-what');
     if (!$with) {
         $args->printHelpAndExit();
     } else {
         foreach ($with as $thing) {
             echo phutil_console_format("**%s**\n\n", pht('%s WORKFLOW', strtoupper($thing)));
             echo $args->renderWorkflowHelp($thing, $show_flags = true);
             echo "\n";
         }
         exit(PhutilArgumentParser::PARSE_ERROR_CODE);
     }
 }