From 6f527fd2e04ce36fb19d57de0bac36ea122ac46e Mon Sep 17 00:00:00 2001
From: Bruno Windels <brunow@matrix.org>
Date: Sun, 15 Sep 2019 12:24:46 +0200
Subject: [PATCH] use openCursor where openKeyCursor is not supported

---
 src/matrix/storage/idb/store.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/matrix/storage/idb/store.js b/src/matrix/storage/idb/store.js
index 1b4d3733..3634b42f 100644
--- a/src/matrix/storage/idb/store.js
+++ b/src/matrix/storage/idb/store.js
@@ -12,6 +12,10 @@ class QueryTargetWrapper {
     }
     
     openKeyCursor(...params) {
+        // not supported on Edge 15
+        if (!this._qt.openKeyCursor) {
+            return this.openCursor(...params);
+        }
         try {
             return this._qt.openKeyCursor(...params);
         } catch(err) {