handled_labeled_list

# File lib/rdoc/markup.rb, line 265
  def handled_labeled_list(line, level, margin, offset, prefix)
    prefix_length = prefix.length
    text = line.text
    flag = nil

    case prefix
    when /^\[/ then
      flag = :LABELED
      prefix = prefix[1, prefix.length-2]
    when /:$/ then
      flag = :NOTE
      prefix.chop!
    else
      raise "Invalid List Type: #{self.inspect}"
    end

    # body is on the next line
    if text.length <= offset then
      original_line = line
      line = @lines.next
      return false unless line
      text = line.text

      for i in 0..margin
        if text[i] != SPACE
          @lines.unget
          return false
        end
      end

      i = margin
      i += 1 while text[i] == SPACE

      if i >= text.length then
        @lines.unget
        return false
      else
        offset = i
        prefix_length = 0

        if text[offset..-1] =~ SIMPLE_LIST_RE then
          @lines.unget
          line = original_line
          line.text = ''
        else
          @lines.delete original_line
        end
      end
    end

    line.stamp :LIST, level+1, prefix, flag
    text[margin, prefix_length] = " " * prefix_length
    assign_types_to_lines(offset, level + 1)
    return true
  end