setName('exit') ->setAliases(array('quit', 'q')) ->setDefinition(array()) ->setDescription('End the current session and return to caller.') ->setHelp( <<<'HELP' End the current session and return to caller. e.g. >>> exit HELP ); } /** * {@inheritdoc} */ protected function execute(InputInterface $input, OutputInterface $output) { throw new BreakException('Goodbye.'); } }