package enum // NotifyStatus is the delivery lifecycle state persisted in MongoDB. type NotifyStatus string const ( NotifyStatusPending NotifyStatus = "pending" NotifyStatusSent NotifyStatus = "sent" NotifyStatusFailed NotifyStatus = "failed" NotifyStatusRetrying NotifyStatus = "retrying" NotifyStatusDropped NotifyStatus = "dropped" ) func (s NotifyStatus) String() string { return string(s) }