(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)

diff --git a/lisp/progmodes/xref.el b/lisp/progmodes/xref.el
index 0b25110b79bae876e9c64e5fa54d10d471176dbe..4c53c09d7b35643370ce97439df5be3076a6bd86 100644 (file)
--- 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)