code: func New(n noder.Noder) (*Frame, error) {
  	children, err := n.Children()
  	if err != nil {
  		return nil, err
  	}
  
  	sort.Sort(sort.Reverse(byName(children)))
  	return &Frame{
  		stack: children,
  	}, nil
  }
docs: // New returns a frame with the children of the provided node.