update_visibility

# File lib/rdoc/parser/ruby.rb, line 2110
  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