emacs: Improve doc-strings

[notmuch] / emacs / notmuch.el

diff --git a/emacs/notmuch.el b/emacs/notmuch.el
index 4fc338e2a3358a718a4b427962b371d615380676..75fe6900f1f9832d151514491d7dde816afc3aa8 100644 (file)
--- a/emacs/notmuch.el
+++ b/emacs/notmuch.el
@@ -273,8 +273,12 @@ there will be called at other points of notmuch execution."
   (goto-char (point-min)))
 
 (defface notmuch-message-summary-face
-  '((((class color) (background light)) (:background "#f0f0f0"))
-    (((class color) (background dark)) (:background "#303030")))
+  `((((class color) (background light))
+     ,@(and (>= emacs-major-version 27) '(:extend t))
+     (:background "#f0f0f0"))
+    (((class color) (background dark))
+     ,@(and (>= emacs-major-version 27) '(:extend t))
+     (:background "#303030")))
   "Face for the single-line message summary in notmuch-show-mode."
   :group 'notmuch-show
   :group 'notmuch-faces)
@@ -428,11 +432,10 @@ returns nil."
 (defun notmuch-search-foreach-result (beg end fn)
   "Invoke FN for each result between BEG and END.
 
-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), FN will be applied to the result containing point
-BEG."
+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),
+FN will be applied to the result containing point BEG."
   (let ((pos (notmuch-search-result-beginning beg))
        ;; End must be a marker in case fn changes the
        ;; text.