Merge pull request #30997 from q-centrix/nofollow-change

Prevent extra string allocations when no 'rel' arg passed

actionview/lib/action_view/helpers/url_helper.rb

@@ -589,10 +589,14 @@ def link_to_remote_options?(options)
         end
 
         def add_method_to_attributes!(html_options, method)
-          if method && method.to_s.downcase != "get".freeze && html_options["rel".freeze] !~ /nofollow/
-            html_options["rel".freeze] = "#{html_options["rel".freeze]} nofollow".lstrip
+          if method && method.to_s.downcase != "get" && html_options["rel"] !~ /nofollow/
+            if html_options["rel"].blank?
+              html_options["rel"] = "nofollow"
+            else
+              html_options["rel"] = "#{html_options["rel"]} nofollow"
+            end
           end
-          html_options["data-method".freeze] = method
+          html_options["data-method"] = method
         end
 
         def token_tag(token = nil, form_options: {})