emacs-27 9e45c29: (xref-revert-buffer): Also 'erase-buffer' when handling a user-error

[Dmitry Gutov]

branch: emacs-27
commit 9e45c29224c8e8837cfb2ba7706af8ceffdc93bd
Author: Dmitry Gutov <dgutov@yandex.ru>
Commit: Dmitry Gutov <dgutov@yandex.ru>

    (xref-revert-buffer): Also 'erase-buffer' when handling a user-error
    
    * lisp/progmodes/xref.el (xref-revert-buffer):
    Also 'erase-buffer' when handling a user-error (bug#46042).
    
    (cherry picked from commit e86b30d6fd04070b86560774ec82392dbe24ca1e)
---
 lisp/progmodes/xref.el | 1 +
 1 file changed, 1 insertion(+)

diff --git a/lisp/progmodes/xref.el b/lisp/progmodes/xref.el
index 0b25110..4c53c09 100644
--- a/lisp/progmodes/xref.el
+++ b/lisp/progmodes/xref.el
@@ -881,6 +881,7 @@ Return an alist of the form ((FILENAME . (XREF ...)) ...)."
             (erase-buffer)
             (xref--insert-xrefs alist))
         (user-error
+         (erase-buffer)
          (insert
           (propertize
            (error-message-string err)