recovering_slack_errors.scala

import SlackErrorCode._
def tryToUpdateMessage(token: SlackAccessToken, channel: SlackChannelId, ts: SlackTimestamp, newText: String): Future[Unit] = {
  val updateRequest = SlackMessageUpdateRequest(
    text = newText,
    attachments = Seq.empty,
    unfurlLinks = false,
    unfurlMedia = false,
    parseMode = "none"
  )
  slackClient.updateMessage(token, channel, ts, updateRequest)
    .map { _ => () }
    .recover { case SlackErrorCode(CANT_UPDATE_MESSAGE) => () }
}