1 files changed, 20 insertions, 3 deletions
diff --git a/actionview/lib/action_view/helpers/url_helper.rb b/actionview/lib/action_view/helpers/url_helper.rb
index efda549c0d..02335c72ec 100644
--- a/actionview/lib/action_view/helpers/url_helper.rb
+++ b/actionview/lib/action_view/helpers/url_helper.rb
@@ -589,10 +589,27 @@ module ActionView
         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_not_get_method?(method) && 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
+
+        STRINGIFIED_COMMON_METHODS = {
+          get:    "get",
+          delete: "delete",
+          patch:  "patch",
+          post:   "post",
+          put:    "put",
+        }.freeze
+
+        def method_not_get_method?(method)
+          return false unless method
+          (STRINGIFIED_COMMON_METHODS[method] || method.to_s.downcase) != "get"
         end
 
         def token_tag(token = nil, form_options: {})