release: WRNexusJS 0.8.0

packages/pubsub/src/resilient.ts

@@ -26,9 +26,11 @@ export function createResilientPubSub(
   if (!Number.isFinite(retryDelayMs) || retryDelayMs < 0) {
     throw new RangeError("pubsub retryDelayMs must be a non-negative number");
   }
+  let closed = false;
 
   return {
     async publish(topic, message) {
+      if (closed) throw new Error("WRN-PUBSUB-CLOSED: pubsub is closed");
       if (!topic.trim()) throw new TypeError("pubsub topic cannot be empty");
       const envelope: MessageEnvelope = {
         id: crypto.randomUUID(),
@@ -55,6 +57,7 @@ export function createResilientPubSub(
     },
 
     subscribe<T>(pattern: string, handler: Handler<T>) {
+      if (closed) throw new Error("WRN-PUBSUB-CLOSED: pubsub is closed");
       if (!pattern.trim()) throw new TypeError("pubsub pattern cannot be empty");
       return driver.subscribe(pattern, async (value, topic) => {
         const envelope = value as MessageEnvelope<T>;
@@ -65,6 +68,11 @@ export function createResilientPubSub(
         }
       });
     },
+    async close() {
+      if (closed) return;
+      closed = true;
+      await driver.close?.();
+    },
   };
 }