lib/active_admin/order_clause.rb in activeadmin-3.2.5 vs lib/active_admin/order_clause.rb in activeadmin-4.0.0.beta1

@@ -27,11 +27,14 @@
     def table
       active_admin_config.resource_column_names.include?(@column) ? active_admin_config.resource_table_name : nil
     end
 
     def table_column
-      (@column =~ /\./) ? @column :
+      if (@column.include?('.'))
+        @column
+      else
         [table, active_admin_config.resource_quoted_column_name(@column)].compact.join(".")
+      end
     end
 
     def sql
       custom_sql || to_sql
     end