Method get_data_rate

lrwn/src/region/mod.rs:567–583

(&self, uplink: bool, dr_index: u8)

    }

    fn get_data_rate(&self, uplink: bool, dr_index: u8) -> Result<DataRateModulation> {
        for (i, dr) in &self.data_rates {
            if uplink != dr.uplink && uplink == dr.downlink {
                continue;
            }

            if *i == dr_index {
                return Ok(dr.modulation.clone());
            }
        }

        Err(anyhow!(
            "Unknown data-rate index, uplink {}, dr: {}",
            uplink,
            dr_index
        ))
    }

    fn get_new_channel_req_dr_range(&self, data_rates: &[u8]) -> Result<(u8, u8)> {
        if data_rates.is_empty() {