{
  package My::App::Cmd;
  use base 'App::Cmd';
  sub execute_command {
    my ($self, $cmd, $opt, @args) = @_;
    local our $active_cmd = $cmd;
    $cmd->validate_args($opt, \@args);
    $cmd->before_execute($opt, \@args);
    $cmd->execute($opt, \@args);
  }
}