isHelpCommand function

bool isHelpCommand(
  1. List<String> args
)

Check if the first argument is a help command.

Implementation

bool isHelpCommand(List<String> args) {
  if (args.isEmpty) return false;
  final first = args.first.toLowerCase();
  return first == 'help' ||
      first == '-help' ||
      first == '-h' ||
      first == '--help';
}