(xref-find-definitions): Mention "no identifier at point" case

* lisp/progmodes/xref.el (xref-find-definitions): Mention "no
identifier at point" case in the docstring.

2 files changed, 5 insertions, 1 deletions

diff --git a/lisp/ChangeLog b/lisp/ChangeLog
index 6249a3084bb..9bbc92eb733 100644
--- a/lisp/ChangeLog
+++ b/lisp/ChangeLog
@@ -1,5 +1,8 @@
 2014-12-30  Dmitry Gutov  <dgutov@yandex.ru>
 
+        * progmodes/xref.el (xref-find-definitions): Mention "no
+        identifier at point" case in the docstring.
+
         * menu-bar.el (menu-bar-goto-uses-etags-p): New function.
         (menu-bar-goto-menu): Use it to show or hide the `set-tags-name'
         and `separator-tag-file' items.
diff --git a/lisp/progmodes/xref.el b/lisp/progmodes/xref.el
index 8221aebd871..f3dc4bd4cfd 100644
--- a/lisp/progmodes/xref.el
+++ b/lisp/progmodes/xref.el
@@ -467,7 +467,8 @@ Return an alist of the form ((FILENAME . (XREF ...)) ...)."
 ;;;###autoload
 (defun xref-find-definitions (identifier)
   "Find the definition of the identifier at point.
-With prefix argument, prompt for the identifier."
+With prefix argument or when there's no identifier at point,
+prompt for it."
   (interactive (list (xref--read-identifier "Find definitions of: ")))
   (xref--find-definitions identifier nil))