From 32728b023b85dbde25359725ff57d32fc005e82e Mon Sep 17 00:00:00 2001
From: tophf <tophf@gmx.com>
Date: Sun, 1 Nov 2020 22:46:47 +0300
Subject: [PATCH] respond with null to avoid "port closed" errors

---
 background/background.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/background/background.js b/background/background.js
index 968e1b42..109123f2 100644
--- a/background/background.js
+++ b/background/background.js
@@ -296,8 +296,8 @@ function onRuntimeMessage(msg, sender) {
   if (!fn) {
     throw new Error(`unknown API: ${msg.name}`);
   }
-  const context = {msg, sender};
-  return fn.apply(context, msg.args);
+  const res = fn.apply({msg, sender}, msg.args);
+  return res === undefined ? null : res;
 }
 
 function openEditor(params) {