compiled_method_name_file_path_segment

# File actionpack/lib/action_view/base.rb, line 498
      def compiled_method_name_file_path_segment(file_name)
        if file_name
          s = File.expand_path(file_name)
          s.sub!(/^#{Regexp.escape(File.expand_path(RAILS_ROOT))}/, '') if defined?(RAILS_ROOT)
          s.gsub!(/([^a-zA-Z0-9_])/) { $1[0].to_s }
          s
        else
          (@@inline_template_count += 1).to_s
        end
      end