From 995ed23b3ef4d726e0cdcb12fb5ff4f69d548595 Mon Sep 17 00:00:00 2001
From: Bruno Windels <bruno@windels.cloud>
Date: Tue, 31 Aug 2021 08:43:39 +0200
Subject: [PATCH] tell TS we're certain to have a txn

---
 src/matrix/storage/idb/utils.ts | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/matrix/storage/idb/utils.ts b/src/matrix/storage/idb/utils.ts
index 76c4d1ed..bd1683ea 100644
--- a/src/matrix/storage/idb/utils.ts
+++ b/src/matrix/storage/idb/utils.ts
@@ -74,7 +74,7 @@ export function openDatabase(name: string, createObjectStore: CreateObjectStore,
     req.onupgradeneeded = async (ev : IDBVersionChangeEvent) => {
         const req = ev.target as IDBRequest<IDBDatabase>;
         const db = req.result;
-        const txn = req.transaction;
+        const txn = req.transaction!;
         const oldVersion = ev.oldVersion;
         try {
             await createObjectStore(db, txn, oldVersion, version);