convert_flow

# File lib/rdoc/markup/formatter.rb, line 50
  def convert_flow(flow)
    res = []

    flow.each do |item|
      case item
      when String then
        res << convert_string(item)
      when RDoc::Markup::AttrChanger then
        off_tags res, item
        on_tags res, item
      when RDoc::Markup::Special then
        res << convert_special(item)
      else
        raise "Unknown flow element: #{item.inspect}"
      end
    end

    res.join
  end