Method record

nodedb-array/src/sync/ack.rs:39–44

Record that `replica` has applied all ops up to and including `hlc`. Monotonic: if the existing watermark for `replica` is already higher, the call is a silent no-op.

(&mut self, replica: ReplicaId, hlc: Hlc)

    /// Monotonic: if the existing watermark for `replica` is already higher,
    /// the call is a silent no-op.
    pub fn record(&mut self, replica: ReplicaId, hlc: Hlc) {
        let entry = self.acks.entry(replica).or_insert(Hlc::ZERO);
        if hlc > *entry {
            *entry = hlc;
        }
    }

    /// Return the ack watermark for a specific replica, if known.
    pub fn ack_for(&self, replica: ReplicaId) -> Option<Hlc> {