From 8bb8f9c8118be62d632b6636c2f52e26e2f763bd Mon Sep 17 00:00:00 2001
From: K900 <me@0upti.me>
Date: Tue, 22 Feb 2022 16:46:06 +0300
Subject: [PATCH] firefox/wrapper: allow specifying StartupWMClass

Primarily useful for out of tree beta/nightly builds, which use a different WM_CLASS
---
 pkgs/applications/networking/browsers/firefox/wrapper.nix | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/pkgs/applications/networking/browsers/firefox/wrapper.nix b/pkgs/applications/networking/browsers/firefox/wrapper.nix
index 76e0977f18a6..52fe1ffe2d0e 100644
--- a/pkgs/applications/networking/browsers/firefox/wrapper.nix
+++ b/pkgs/applications/networking/browsers/firefox/wrapper.nix
@@ -27,6 +27,7 @@ let
       (lib.toUpper (lib.substring 0 1 applicationName) + lib.substring 1 (-1) applicationName)
     , nameSuffix ? ""
     , icon ? applicationName
+    , wmClass ? null
     , extraNativeMessagingHosts ? []
     , pkcs11Modules ? []
     , forceWayland ? false
@@ -171,6 +172,7 @@ let
           "x-scheme-handler/https"
           "x-scheme-handler/ftp"
         ];
+        startupWMClass = wmClass;
       };
 
       nativeBuildInputs = [ makeWrapper lndir replace jq ];