From cd013092cf2988d216d99cb019e4444bd12d43dc Mon Sep 17 00:00:00 2001
From: nktkas <github.turk9@passmail.net>
Date: Sun, 2 Aug 2026 09:14:33 +0300
Subject: [PATCH] refactor(api/vaultDetails): make response nullable

Co-authored-by: Claude Opus 5 (1M context) <noreply@anthropic.com>
---
 src/api/info/_methods/vaultDetails.ts | 2 +-
 tests/api/info/vaultDetails.test.ts   | 1 +
 2 files changed, 2 insertions(+), 1 deletion(-)

diff --git a/src/api/info/_methods/vaultDetails.ts b/src/api/info/_methods/vaultDetails.ts
index 36d154daf..7b9710070 100644
--- a/src/api/info/_methods/vaultDetails.ts
+++ b/src/api/info/_methods/vaultDetails.ts
@@ -121,7 +121,7 @@ export type VaultDetailsResponse = {
   allowDeposits: boolean;
   /** Position closure policy on withdrawal. */
   alwaysCloseOnWithdraw: boolean;
-};
+} | null;
 
 // ============================================================
 // Execution Logic
diff --git a/tests/api/info/vaultDetails.test.ts b/tests/api/info/vaultDetails.test.ts
index a75bfd193..f1bd78be2 100644
--- a/tests/api/info/vaultDetails.test.ts
+++ b/tests/api/info/vaultDetails.test.ts
@@ -19,6 +19,7 @@ runTest({
         vaultAddress: "0xa15099a30bbf2e68942d6f4c43d70d04faeab0a0",
         user: "0xe019d6167E7e324aEd003d94098496b6d986aB05",
       }, // relationship.type = parent, user present
+      { vaultAddress: "0x0000000000000000000000000000000000000001" }, // vault does not exist
     ];
 
     const data = await Promise.all(params.map((p) => client.vaultDetails(p)));