Function: xref--find-file-buffer
xref--find-file-buffer is a byte-compiled function defined in
xref.el.gz.
Signature
(xref--find-file-buffer FILE)
Source Code
;; Defined in /usr/src/emacs/lisp/progmodes/xref.el.gz
(defun xref--find-file-buffer (file)
(unless (equal (car xref--last-file-buffer) file)
(setq xref--last-file-buffer
;; `find-buffer-visiting' is considerably slower,
;; especially on remote files.
(cons file (get-file-buffer file))))
(cdr xref--last-file-buffer))