instance method find_best_by_details

# File actionview/lib/action_view/template/resolver.rb, line 218
      def find_best_by_details(templates, requested_details)
        if templates.size == 1
          template = templates.first
          return template.details.matches?(requested_details) ? template : nil
        end

        best = best_rank = nil
        templates.each do |template|
          rank = template.details.rank_for(requested_details) or next
          if best_rank.nil? || (rank <=> best_rank) < 0
            best = template
            best_rank = rank
          end
        end
        best
      end