module Lutaml::Model

def to_tree
  output = "#{self.class}\n"
  self.class.attributes.each_with_index do |(name, type), index|
    value = send(name)
    is_last = index == self.class.attributes.length - 1
    context = DiffContext.new(nil, nil, show_unchanged: false)
    formatted = context.format_value(value)
    output << context.tree_line(is_last, "#{name} (#{type}): #{formatted}")
  end
  output
end