src/features/housekeeping/foundation/commands/audit-envelope.test.ts

@@ -141,4 +141,24 @@ describe("audit command envelope", () => {
 			runWithAuditIntent(writer, auditEntry, () => Promise.reject(original)),
 		).rejects.toBe(original);
 	});
+	it("preserves a pathological rejection when failure evidence rejects", async () => {
+		const { proxy, revoke } = Proxy.revocable(
+			new Error("operation failed"),
+			{},
+		);
+		revoke();
+		const writer: HousekeepingAuditWriter = {
+			write: vi
+				.fn()
+				.mockResolvedValueOnce(undefined)
+				.mockRejectedValueOnce(new Error("audit failure")),
+		};
+		let rejected: unknown;
+		try {
+			await runWithAuditIntent(writer, auditEntry, () => Promise.reject(proxy));
+		} catch (error) {
+			rejected = error;
+		}
+		expect(rejected === proxy).toBe(true);
+	});
 });

src/features/housekeeping/foundation/commands/audit-envelope.ts

@@ -49,15 +49,15 @@ export async function runWithAuditIntent<T>(
 		try {
 			await writeOutcome(writer, entry, "failure", transaction);
 		} catch (auditOutcomeError) {
-			if (error instanceof Error) {
-				try {
+			try {
+				if (error instanceof Error) {
 					Object.defineProperty(error, "auditOutcomeError", {
 						value: auditOutcomeError,
 						configurable: true,
 					});
-				} catch {
-					// Frozen or non-extensible errors still preserve their original identity.
 				}
+			} catch {
+				// Enrichment is best-effort; always preserve the original rejection.
 			}
 		}
 		throw error;