From f8c71d96e998c1c90283ac0772512be2b8cc3159 Mon Sep 17 00:00:00 2001
From: Daniel Borchmann <daniel@algebra20.de>
Date: Mon, 10 Jun 2019 09:37:50 +0200
Subject: [PATCH] [Music] Check that list of files is not empty before changing
 EMMS playlist

---
 site-lisp/db-music.el | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/site-lisp/db-music.el b/site-lisp/db-music.el
index 87dd2a6..cfeb1ef 100644
--- a/site-lisp/db-music.el
+++ b/site-lisp/db-music.el
@@ -11,6 +11,8 @@
   "Generate EMMS playlist from FILES.
 
 Shuffle it and start playing it afterwards."
+  (when (seq-empty-p files)
+    (user-error "List of files is empty, nothing to do"))
   (save-window-excursion
     (let ((music-buffer-name "*EMMS Playlist* -- Personal"))
       (unless (get-buffer music-buffer-name)