DowngradeCommand constructor

Implementation

DowngradeCommand() {
  addGlobalPubArgs(argParser);
  argParser.addFlag(
    'offline',
    help: 'Use cached packages instead of accessing the network',
  );
  argParser.addFlag(
    'dry-run',
    abbr: 'n',
    help: "Report what dependencies would change but don't change any",
  );
  argParser.addFlag(
    'tighten',
    help:
        'Updates lower bounds in pubspec.yaml to match the resolved version',
    negatable: false,
  );
}