public ResponseStatus getErrorStatus(TemplateScopeContext scope) =>
 scope.GetValue("errorStatus") as ResponseStatus ??
 ViewUtils.GetErrorStatus(req(scope));
 private IHttpRequest req(TemplateScopeContext scope) => scope.GetValue("Request") as IHttpRequest;
 public ResponseStatus getErrorStatus(TemplateScopeContext scope) =>
 scope.GetValue("errorStatus") as ResponseStatus ??
 req(scope)?.GetItem(Keywords.ErrorStatus) as ResponseStatus;