lib/sequel/plugins/many_through_many.rb in sequel-4.43.0 vs lib/sequel/plugins/many_through_many.rb in sequel-4.44.0

@@ -79,11 +79,11 @@
     #   # Make the Album class support many_through_many associations
     #   Album.plugin :many_through_many
     module ManyThroughMany
       # The AssociationReflection subclass for many_through_many associations.
       class ManyThroughManyAssociationReflection < Sequel::Model::Associations::ManyToManyAssociationReflection
-        Sequel::Model::Associations::ASSOCIATION_TYPES[:many_through_many] = self
+        Sequel.synchronize{Sequel::Model::Associations::ASSOCIATION_TYPES[:many_through_many] = self}
 
         # many_through_many and one_through_many associations can be clones
         def cloneable?(ref)
           ref[:type] == :many_through_many || ref[:type] == :one_through_many
         end
@@ -100,10 +100,21 @@
               cached_fetch(:#{meth}){calculate_edges[:#{meth}]}
             end
           END
         end
 
+        FINALIZE_SETTINGS = superclass::FINALIZE_SETTINGS.merge(
+          :associated_key_table=>:associated_key_table,
+          :edges=>:edges,
+          :final_edge=>:final_edge,
+          :final_reverse_edge=>:final_reverse_edge,
+          :reverse_edges=>:reverse_edges
+        ).freeze
+        def finalize_settings
+          FINALIZE_SETTINGS
+        end
+
         # The alias for the first join table.
         def join_table_alias
           final_reverse_edge[:alias]
         end
 
@@ -179,10 +190,10 @@
           Array(qualify(fe[:table], fe[:right])) + Array(qualify(associated_class.table_name, associated_class.primary_key))
         end
       end
 
       class OneThroughManyAssociationReflection < ManyThroughManyAssociationReflection
-        Sequel::Model::Associations::ASSOCIATION_TYPES[:one_through_many] = self
+        Sequel.synchronize{Sequel::Model::Associations::ASSOCIATION_TYPES[:one_through_many] = self}
         include Sequel::Model::Associations::SingularAssociationReflection
       end
 
       module ClassMethods
         # Create a many_through_many association.  Arguments: