emacs/notmuch.el: don't use 'function' as variable name.

In principle this should work, but at least in some pre-release
versions of emacs26, this causes problems inside lexical let [1].

[1]: https://debbugs.gnu.org/cgi/bugreport.cgi?bug=26406

diff --git a/emacs/notmuch.el b/emacs/notmuch.el
index d8d3afeb69b983312b637a20d05f145125c2f098..40b9fabdbc49c53a17720f1615a3984a8eb15558 100644 (file)
--- a/emacs/notmuch.el
+++ b/emacs/notmuch.el
@@ -402,17 +402,17 @@ returns nil"
     (next-single-property-change (or pos (point)) 'notmuch-search-result
                                 nil (point-max))))
 
-(defun notmuch-search-foreach-result (beg end function)
-  "Invoke FUNCTION for each result between BEG and END.
+(defun notmuch-search-foreach-result (beg end fn)
+  "Invoke FN for each result between BEG and END.
 
-FUNCTION should take one argument.  It will be applied to the
+FN should take one argument.  It will be applied to the
 character position of the beginning of each result that overlaps
 the region between points BEG and END.  As a special case, if (=
-BEG END), FUNCTION will be applied to the result containing point
+BEG END), FN will be applied to the result containing point
 BEG."
 
   (lexical-let ((pos (notmuch-search-result-beginning beg))
-               ;; End must be a marker in case function changes the
+               ;; End must be a marker in case fn changes the
                ;; text.
                (end (copy-marker end))
                ;; Make sure we examine at least one result, even if
@@ -423,7 +423,7 @@ BEG."
     ;; pos.
     (while (and pos (or (< pos end) first))
       (when (notmuch-search-get-result pos)
-       (funcall function pos))
+       (funcall fn pos))
       (setq pos (notmuch-search-result-end pos)
            first nil))))
 ;; Unindent the function argument of notmuch-search-foreach-result so