feat(zero-cache): log reason when shutting down because of another ze…

…ro-cache (#3468)
rocicorp · Jan 3, 2025 · 25bca15 · 25bca15
1 parent 329aad8
commit 25bca15
Showing 1 changed file with 11 additions and 1 deletion.
diff --git a/packages/zero-cache/src/services/change-streamer/pg/change-source.ts b/packages/zero-cache/src/services/change-streamer/pg/change-source.ts
@@ -879,7 +879,7 @@ function translateError(e: unknown): Error {
     return new Error(String(e));
   }
   if (e instanceof DatabaseError && e.code === PG_ADMIN_SHUTDOWN) {
-    return new AbortError(e.message, {cause: e});
+    return new ShutdownSignal(e);
   }
   return e;
 }
@@ -905,3 +905,13 @@ export class UnsupportedSchemaChangeError extends Error {
     );
   }
 }
+
+class ShutdownSignal extends AbortError {
+  readonly name = 'ShutdownSignal';
+
+  constructor(cause: unknown) {
+    super('shutdown signal received (e.g. another zero-cache starting up)', {
+      cause,
+    });
+  }
+}