emacs: Use 'unless' instead of 'when' and 'not'

[notmuch] / emacs / notmuch.el

diff --git a/emacs/notmuch.el b/emacs/notmuch.el
index 4120764352ff57115d9d4cae63f96ef87e227f02..93e92b391fde9753ae6d15f4a869fc19f89fb995 100644 (file)
--- a/emacs/notmuch.el
+++ b/emacs/notmuch.el
@@ -803,13 +803,13 @@ non-authors is found, assume that all of the authors match."
        (setq invisible-string (notmuch-search-author-propertize invisible-string)))
       ;; If there is any invisible text, add it as a tooltip to the
       ;; visible text.
-      (when (not (string= invisible-string ""))
+      (unless (string= invisible-string "")
        (setq visible-string
              (propertize visible-string
                          'help-echo (concat "..." invisible-string))))
       ;; Insert the visible and, if present, invisible author strings.
       (insert visible-string)
-      (when (not (string= invisible-string ""))
+      (unless (string= invisible-string "")
        (let ((start (point))
              overlay)
          (insert invisible-string)