emacs: fix declare-function definitions with related line breaks

[notmuch] / emacs / notmuch-crypto.el

diff --git a/emacs/notmuch-crypto.el b/emacs/notmuch-crypto.el
index 58947a2054bc3665583bc6936252052435ea86b2..db7cb75d43a954cd06ba4400d378ba2b74ae41da 100644 (file)
--- a/emacs/notmuch-crypto.el
+++ b/emacs/notmuch-crypto.el
@@ -1,4 +1,4 @@
-;;; notmuch-crypto.el --- functions for handling display of cryptographic metadata.
+;;; notmuch-crypto.el --- functions for handling display of cryptographic metadata  -*- lexical-binding: t -*-
 ;;
 ;; Copyright © Jameson Rollins
 ;;
@@ -26,8 +26,10 @@
 
 (declare-function notmuch-show-get-message-id "notmuch-show" (&optional bare))
 
+;;; Options
+
 (defcustom notmuch-crypto-process-mime t
-  "Should cryptographic MIME parts be processed?
+  "Whether to process cryptographic MIME parts.
 
 If this variable is non-nil signatures in multipart/signed
 messages will be verified and multipart/encrypted parts will be
@@ -46,7 +48,7 @@ mode."
   :group 'notmuch-crypto)
 
 (defcustom notmuch-crypto-get-keys-asynchronously t
-  "Retrieve gpg keys asynchronously."
+  "Whether to retrieve openpgp keys asynchronously."
   :type 'boolean
   :group 'notmuch-crypto)
 
@@ -55,6 +57,8 @@ mode."
   :type 'string
   :group 'notmuch-crypto)
 
+;;; Faces
+
 (defface notmuch-crypto-part-header
   '((((class color)
       (background dark))
@@ -96,15 +100,16 @@ mode."
   :group 'notmuch-crypto
   :group 'notmuch-faces)
 
+;;; Functions
+
 (define-button-type 'notmuch-crypto-status-button-type
-  'action (lambda (button) (message (button-get button 'help-echo)))
+  'action (lambda (button) (message "%s" (button-get button 'help-echo)))
   'follow-link t
   'help-echo "Set notmuch-crypto-process-mime to process cryptographic mime parts."
   :supertype 'notmuch-button-type)
 
 (defun notmuch-crypto-insert-sigstatus-button (sigstatus from)
-  "Insert a button describing the signature status SIGSTATUS sent
-by user FROM."
+  "Insert a button describing the signature status SIGSTATUS sent by user FROM."
   (let* ((status (plist-get sigstatus :status))
         (show-button t)
         (face 'notmuch-crypto-signature-unknown)
@@ -117,20 +122,21 @@ by user FROM."
            (userid (plist-get sigstatus :userid)))
        ;; If userid is present it has full or greater validity.
        (if userid
-           (setq label (concat "Good signature by: " userid)
-                 face 'notmuch-crypto-signature-good)
-         (setq label (concat "Good signature by key: " fingerprint)
-               face 'notmuch-crypto-signature-good-key))
-       (setq button-action 'notmuch-crypto-sigstatus-good-callback
-             help-msg (concat "Click to list key ID 0x" fingerprint "."))))
+           (progn
+             (setq label (concat "Good signature by: " userid))
+             (setq face 'notmuch-crypto-signature-good))
+         (setq label (concat "Good signature by key: " fingerprint))
+         (setq face 'notmuch-crypto-signature-good-key))
+       (setq button-action 'notmuch-crypto-sigstatus-good-callback)
+       (setq help-msg (concat "Click to list key ID 0x" fingerprint "."))))
      ((string= status "error")
-      (setq label (concat "Unknown key ID " keyid " or unsupported algorithm")
-           button-action 'notmuch-crypto-sigstatus-error-callback
-           help-msg (concat "Click to retrieve key ID " keyid
-                            " from keyserver.")))
+      (setq label (concat "Unknown key ID " keyid " or unsupported algorithm"))
+      (setq button-action 'notmuch-crypto-sigstatus-error-callback)
+      (setq help-msg (concat "Click to retrieve key ID " keyid
+                            " from key server.")))
      ((string= status "bad")
-      (setq label (concat "Bad signature (claimed key ID " keyid ")")
-           face 'notmuch-crypto-signature-bad))
+      (setq label (concat "Bad signature (claimed key ID " keyid ")"))
+      (setq face 'notmuch-crypto-signature-bad))
      (status
       (setq label (concat "Unknown signature status: " status)))
      (t
@@ -165,7 +171,7 @@ by user FROM."
 (declare-function notmuch-show-refresh-view "notmuch-show" (&optional reset-state))
 (declare-function notmuch-show-get-message-id "notmuch-show" (&optional bare))
 
-(defun notmuch-crypto--async-key-sentinel (process event)
+(defun notmuch-crypto--async-key-sentinel (process _event)
   "When the user asks for a GPG key to be retrieved
 asynchronously, handle completion of that task.
 
@@ -252,14 +258,14 @@ corresponding key when the status button is pressed."
               "Decryption error")
              (t
               (concat "Unknown encryption status"
-                      (if status (concat ": " status))))))
+                      (and status (concat ": " status))))))
           " ]")
    :type 'notmuch-crypto-status-button-type
    'face 'notmuch-crypto-decryption
    'mouse-face 'notmuch-crypto-decryption)
   (insert "\n"))
 
-;;
+;;; _
 
 (provide 'notmuch-crypto)