lib/rails_erd/domain.rb in rails-erd-1.4.4 vs lib/rails_erd/domain.rb in rails-erd-1.4.5

@@ -120,10 +120,18 @@
     def associations
       @associations ||= models.collect(&:reflect_on_all_associations).flatten.select { |assoc| check_association_validity(assoc) }
     end
 
     def check_model_validity(model)
-      model.abstract_class? or model.table_exists? or raise "table #{model.table_name} does not exist"
+      if model.abstract_class? || model.table_exists?
+        if model.name.nil?
+          raise "is anonymous class"
+        else
+          true
+        end
+      else
+        raise "table #{model.table_name} does not exist"
+      end
     rescue => e
       warn "Ignoring invalid model #{model.name} (#{e.message})"
     end
 
     def check_association_validity(association)