From: Dmitry Gutov <dgutov@yandex.ru>
Date: Thu, 2 May 2019 23:48:44 +0000 (+0300)
Subject: xref--find-ignores-arguments: Return "" if IGNORES is nil
X-Git-Tag: emacs-27.0.90~3011
X-Git-Url: http://git.eshelyaron.com/gitweb/?a=commitdiff_plain;h=d17ae7f5afb851a26a957bd7d1765aae6d08fe1d;p=emacs.git

xref--find-ignores-arguments: Return "" if IGNORES is nil
---

diff --git a/lisp/progmodes/xref.el b/lisp/progmodes/xref.el
index c7f015b94f0..bf999aeb0d1 100644
--- a/lisp/progmodes/xref.el
+++ b/lisp/progmodes/xref.el
@@ -1064,7 +1064,8 @@ IGNORES is a list of glob patterns."
 IGNORES is a list of glob patterns.  DIR is an absolute
 directory, used as the root of the ignore globs."
   (cl-assert (not (string-match-p "\\`~" dir)))
-  (when ignores
+  (if (not ignores)
+      ""
     (concat
      (shell-quote-argument "(")
      " -path "