class RDoc::Parser::Ruby

def update_visibility(container, vis_type, vis, singleton) # :nodoc:
  new_methods = []
  case vis_type
  when 'module_function' then
    args = parse_symbol_arg
    container.set_visibility_for args, :private, false
    container.methods_matching args do |m|
      s_m = m.dup
      record_location s_m
      s_m.singleton = true
      new_methods << s_m
    end
  when 'public_class_method', 'private_class_method' then
    args = parse_symbol_arg
    container.methods_matching args, true do |m|
      if m.parent != container then
        m = m.dup
        record_location m
        new_methods << m
      end
      m.visibility = vis
    end
  else
    args = parse_symbol_arg
    container.set_visibility_for args, vis, singleton
  end
  new_methods.each do |method|
    case method
    when RDoc::AnyMethod then
      container.add_method method
    when RDoc::Attr then
      container.add_attribute method
    end
    method.visibility = vis
  end
end