1 files changed, 13 insertions, 10 deletions
diff --git a/actionpack/lib/action_dispatch/http/request.rb b/actionpack/lib/action_dispatch/http/request.rb
index e854dd266c..cadbfc88cb 100644
--- a/actionpack/lib/action_dispatch/http/request.rb
+++ b/actionpack/lib/action_dispatch/http/request.rb
@@ -105,6 +105,18 @@ module ActionDispatch
       @request_method ||= check_method(env["REQUEST_METHOD"])
     end
 
+    def routes # :nodoc:
+      env["action_dispatch.routes".freeze]
+    end
+
+    def original_script_name # :nodoc:
+      env['ORIGINAL_SCRIPT_NAME'.freeze]
+    end
+
+    def engine_script_name(_routes) # :nodoc:
+      env["ROUTES_#{_routes.object_id}_SCRIPT_NAME"]
+    end
+
     def request_method=(request_method) #:nodoc:
       if check_method(request_method)
         @request_method = env["REQUEST_METHOD"] = request_method
@@ -325,15 +337,6 @@ module ActionDispatch
       LOCALHOST =~ remote_addr && LOCALHOST =~ remote_ip
     end
 
-    # Extracted into ActionDispatch::Request::Utils.deep_munge, but kept here for backwards compatibility.
-    def deep_munge(hash)
-      ActiveSupport::Deprecation.warn(
-        "This method has been extracted into ActionDispatch::Request::Utils.deep_munge. Please start using that instead."
-      )
-
-      Utils.deep_munge(hash)
-    end
-
     protected
       def parse_query(qs)
         Utils.deep_munge(super)
@@ -341,7 +344,7 @@ module ActionDispatch
 
     private
       def check_method(name)
-        HTTP_METHOD_LOOKUP[name] || raise(ActionController::UnknownHttpMethod, "#{name}, accepted HTTP methods are #{HTTP_METHODS.to_sentence(:locale => :en)}")
+        HTTP_METHOD_LOOKUP[name] || raise(ActionController::UnknownHttpMethod, "#{name}, accepted HTTP methods are #{HTTP_METHODS[0...-1].join(', ')}, and #{HTTP_METHODS[-1]}")
         name
       end
   end