Struct NatsEgress 

pub struct NatsEgress { /* private fields */ }

Minimal blocking NATS egress adapter.

Each write_msg() publishes one message to the configured subject.

Implementations

impl NatsEgress

pub fn new( name: impl Into<String>, server_url: &str, subject: &str, ) -> Result<Self, AdapterError>

Create a blocking NATS egress adapter.

Trait Implementations

impl Adapter for NatsEgress

fn name(&self) -> &str

Stable adapter name for logs/obs.

fn transport_kind(&self) -> &str

Adapter transport family label.

fn connection_state(&self) -> &str

Best-effort connection/runtime state for operator visibility.

fn lag(&self) -> Option<u64>

Best-effort queue/stream lag, when the adapter can observe it.

fn status_fields(&self) -> Map<String, Value>

Transport-specific runtime fields that can be attached to operator snapshots.

impl EgressAdapter for NatsEgress

fn write_msg(&mut self, msg: &[u8]) -> Result<(), AdapterError>

Write one message.

fn flush(&mut self) -> Result<(), AdapterError>

Flush buffered output.