option_list

# File lib/rdoc/task.rb, line 254
  def option_list
    result = @options.dup
    result << "-o"      << @rdoc_dir
    result << "--main"  << main      if main
    result << "--title" << title     if title
    result << "-T"      << template  if template
    result << '-f'      << generator if generator
    result
  end