From 64f03a7d05240cc21ed2dc4283e2945bfbf6cd7c Mon Sep 17 00:00:00 2001
From: Penar Musaraj <pmusaraj@gmail.com>
Date: Wed, 4 May 2022 11:58:52 -0400
Subject: [PATCH] DEV: Fix stylesheet watcher (#16635)

---
 lib/stylesheet/watcher.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/stylesheet/watcher.rb b/lib/stylesheet/watcher.rb
index 3e474f13a33..cd7d11caf0d 100644
--- a/lib/stylesheet/watcher.rb
+++ b/lib/stylesheet/watcher.rb
@@ -93,7 +93,7 @@ module Stylesheet
     end
 
     def core_assets_refresh(target)
-      if target.match(/wcag|color_definitions/)
+      if target&.match(/wcag|color_definitions/)
         Stylesheet::Manager.clear_color_scheme_cache!
         return
       end