         # File lib/rake/rdoctask.rb, line 146
    146:     def option_list
    147:       result = @options.dup
    148:       result << "-o" << @rdoc_dir
    149:       result << "--main" << quote(main) if main
    150:       result << "--title" << quote(title) if title
    151:       result << "-T" << quote(template) if template
    152:       result << "--inline-source" if inline_source && !@options.include?("--inline-source") && !@options.include?("-S")
    153:       result
    154:     end