engine.rb in blacklight-8.1.0

- old
+ new

@@ -4,9 +4,21 @@
 
 module Blacklight
   class Engine < Rails::Engine
     engine_name "blacklight"
 
+    config.before_configuration do
+      # see https://github.com/fxn/zeitwerk#for_gem
+      # Blacklight puts a generator into LOCAL APP lib/generators, so tell
+      # zeitwerk to ignore the whole directory? If we're using a recent
+      # enough version of Rails to have zeitwerk config
+      #
+      # See: https://github.com/cbeer/engine_cart/issues/117
+      if Rails.try(:autoloaders).try(:main).respond_to?(:ignore)
+        Rails.autoloaders.main.ignore(Rails.root.join('lib/generators'))
+      end
+    end
+
     config.after_initialize do
       Blacklight::Configuration.initialize_default_configuration
     end
 
     # This makes our rake tasks visible.