setName('config:increment') ->setDescription("Increments a configuration option's value") ->addArgument( 'key', InputArgument::REQUIRED, "The configuration option's name" ) ->addArgument( 'increment', InputArgument::REQUIRED, 'Amount to increment by' ) ->addOption( 'dynamic', 'd', InputOption::VALUE_NONE, 'Set this option if the configuration option changes too frequently to be efficiently cached.' ) ; } protected function execute(InputInterface $input, OutputInterface $output) { $key = $input->getArgument('key'); $increment = $input->getArgument('increment'); $use_cache = !$input->getOption('dynamic'); $this->config->increment($key, $increment, $use_cache); $output->writeln("Successfully incremented config $key"); } }