public static function getDefaultInputOptions()
    {
        $inputOptions = array(
            new InputOption('filter', null, InputOption::VALUE_REQUIRED | InputOption::VALUE_IS_ARRAY, 'A string pattern used to match entities that should be mapped'),
            new InputOption('force', 'f', null, 'Override existing extension'),
            new InputOption('round-trip', 'r', null, 'Roundtrip existing extension'),
        );

        return $inputOptions;
    }