run method

@override Future<void> run(Iterable<String> args)

Main entry point for running a command.

Implementation

@override
Future<void> run(Iterable<String> args) async {
  try {
    final argsWithDefaultCommand = _addDefaultCommand(args);

    final results = parse(argsWithDefaultCommand);
    final showVersion = results[FlagNames.version] as bool;

    if (showVersion) {
      _logger.info('DCL version: $packageVersion');

      return;
    }

    await super.run(argsWithDefaultCommand);
  } on UsageException catch (e) {
    _logger
      ..info(e.message)
      ..info(e.usage);

    exit(64);
  } on Exception catch (e) {
    _logger.error('Oops; metrics has exited unexpectedly: "$e"');

    exit(1);
  }

  await _checkForUpdates();

  exit(0);
}