From 27e725f58140894013b7e59bcabfcdea4a84f372 Mon Sep 17 00:00:00 2001
From: Vasily <just.one.man@yandex.ru>
Date: Thu, 23 Apr 2020 18:31:11 +0300
Subject: [PATCH] Add check for funky Promise faced on WebOS 2

---
 src/scripts/apploader.js | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/scripts/apploader.js b/src/scripts/apploader.js
index 7001c4c614..1ee74178b1 100644
--- a/src/scripts/apploader.js
+++ b/src/scripts/apploader.js
@@ -29,6 +29,16 @@
         );
     }
 
+    try {
+        Promise.resolve();
+    } catch (ex) {
+        // this checks for several cases actually, typical is
+        // Promise() being missing on some legacy browser, and a funky one
+        // is Promise() present but buggy on WebOS 2
+        window.Promise = undefined;
+        self.Promise = undefined;
+    }
+
     if (!self.Promise) {
         // Load Promise polyfill if they are not natively supported
         injectScriptElement(