class HighLine::Menu

def init_help
  return if @items.include?(:help)
  topics    = @help.keys.sort
  help_help =
    if @help.include?("help")
      @help["help"]
    else
      "This command will display helpful messages about " \
        "functionality, like this one.  To see the help for " \
        "a specific topic enter:\n\thelp [TOPIC]\nTry asking " \
        "for help on any of the following:\n\n" \
        "<%= list(#{topics.inspect}, :columns_across) %>"
    end
  choice(:help, help_help) do |_command, topic|
    topic.strip!
    topic.downcase!
    if topic.empty?
      @highline.say(@help["help"])
    else
      @highline.say("= #{topic}\n\n#{@help[topic]}")
    end
  end
end