code: def build_javascript_search_index(entries)
        result = "var search_index = [\n"
        entries.each do |entry|
          entry[:name] =~ /\A(.+) \((.+)\)\Z/
          method_name, module_name = $1, $2
          html = link_to_method(entry[:name], entry[:href])
          result << "  { method: '#{method_name.downcase}', " <<
                        "module: '#{module_name.downcase}', " <<
                        "html: '#{html}' },\n"
        end
        result << "]"
        result
      end
docs: +entries+ is an array of hashes, each which has a "name" and "href" element.
   An entry name is in the form of "ago (ActiveSupport::TimeWithZone)".
   +entries+ must be already sorted by name.