code: func (g *Gui) View(name string) (*View, error) {
  	for _, v := range g.views {
  		if v.name == name {
  			return v, nil
  		}
  	}
  	return nil, ErrUnknownView
  }
docs: // View returns a pointer to the view with the given name, or error
  // ErrUnknownView if a view with that name does not exist.