1 files changed, 24 insertions, 0 deletions
diff --git a/actionpack/lib/action_controller/railties/helpers.rb b/actionpack/lib/action_controller/railties/helpers.rb
new file mode 100644
index 0000000000..75938108d6
--- /dev/null
+++ b/actionpack/lib/action_controller/railties/helpers.rb
@@ -0,0 +1,24 @@
+# frozen_string_literal: true
+
+module ActionController
+  module Railties
+    module Helpers
+      def inherited(klass)
+        super
+        return unless klass.respond_to?(:helpers_path=)
+
+        if namespace = klass.module_parents.detect { |m| m.respond_to?(:railtie_helpers_paths) }
+          paths = namespace.railtie_helpers_paths
+        else
+          paths = ActionController::Helpers.helpers_path
+        end
+
+        klass.helpers_path = paths
+
+        if klass.superclass == ActionController::Base && ActionController::Base.include_all_helpers
+          klass.helper :all
+        end
+      end
+    end
+  end
+end