          if (reverse.tag.length > 0) {
              oldData = this.reverseData[index];
              newTemplateSettings = this.templateSettings;
              oldReverseIndex = newTemplateSettings.reverse[oldData.type + 's'].findIndex(rs => rs.tag == oldData.tag);
              oldRuleIndex0 = oldRules.length > 0 ? newTemplateSettings.routing.rules.findIndex(r => JSON.stringify(r) == JSON.stringify(oldRules[0])) : -1;
              oldRuleIndex1 = oldRules.length == 2 ? newTemplateSettings.routing.rules.