Fix xref {prev,next}-error target buffer match highlighting extent

* lisp/progmodes/xref.el (xref--next-error-function):
Bind `xref--current-item` during the call to `xref--show-location` so
that `xref-pulse-momentarily` finds the match extent.

diff --git a/lisp/progmodes/xref.el b/lisp/progmodes/xref.el
index d3780d571fc0e77fdfa436398cc9fb056959e53f..b6ad4854070ec7e7a2d03e896484a3f6c26b400e 100644 (file)
--- a/lisp/progmodes/xref.el
+++ b/lisp/progmodes/xref.el
@@ -877,7 +877,8 @@ beginning of the line."
            ;; it gets reset to that window's point from time to time).
            (let ((win (get-buffer-window (current-buffer))))
              (and win (set-window-point win (point))))
-           (xref--show-location (xref-item-location xref) t))
+           (let ((xref--current-item xref))
+             (xref--show-location (xref-item-location xref) t)))
           (t
            (error "No %s xref" (if backward "previous" "next"))))))