[Emacs-diffs] master ff7560b: Make Message warn about invalid addresses

[Lars Ingebrigtsen]

branch: master
commit ff7560b6ffba3d8602debd9a2a5c47509a67d4be
Author: Lars Ingebrigtsen <address@hidden>
Commit: Lars Ingebrigtsen <address@hidden>

    Make Message warn about invalid addresses
    
    * lisp/gnus/message.el (message-check-recipients): Warn about
    invalid email addresses (bug#32639).
---
 lisp/gnus/message.el | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/lisp/gnus/message.el b/lisp/gnus/message.el
index ef9f842..4ea8f7b 100644
--- a/lisp/gnus/message.el
+++ b/lisp/gnus/message.el
@@ -4364,6 +4364,14 @@ This function could be useful in `message-setup-hook'."
     (dolist (hdr '("To" "Cc" "Bcc"))
       (let ((addr (message-fetch-field hdr)))
        (when (stringp addr)
+         ;; First check for syntactically invalid addresses.
+         (dolist (address (mail-header-parse-addresses addr t))
+           (unless (mail-header-parse-addresses address)
+             (unless (y-or-n-p
+                      (format "Email address %s looks invalid; send anyway?"
+                              address))
+               (user-error "Invalid address %s" address))))
+         ;; Then check for likely-bogus addresses.
          (dolist (bog (message-bogus-recipient-p addr))
            (and bog
                 (not (y-or-n-p