flip method

void flip()

Flips definitely the name order from the current config.

Implementation

void flip() {
  if (_done) throw _builderException(_context, 'flip');
  _context = Namefully(
    _state.last.full,
    config: _state.last.config.clone(),
  )..flip();
  _state.add(_context);
  _streamer.sink.add(_context);
}