(require 'coolj)
+(declare-function notmuch-show-insert-bodypart "notmuch-show" (msg part depth)
+
;;
(defvar notmuch-wash-signature-regexp
;;
+(require 'diff-mode)
+
+(defvar diff-file-header-re) ; From `diff-mode.el'.
+
+(defun notmuch-wash-convert-inline-patch-to-part (depth)
+ "Convert an inline patch into a fake 'text/x-diff' attachment.
+
+Given that this function guesses whether a buffer includes a
+patch and then guesses the extent of the patch, there is scope
+for error."
+
+ (goto-char (point-min))
+ (if (re-search-forward diff-file-header-re nil t)
+ (progn
+ (beginning-of-line -1)
+ (let ((patch-start (point))
+ (patch-end (point-max))
+ part)
+ (goto-char patch-start)
+ (if (or
+ ;; Patch ends with signature.
+ (re-search-forward notmuch-wash-signature-regexp nil t)
+ ;; Patch ends with bugtraq comment.
+ (re-search-forward "^\\*\\*\\* " nil t))
+ (setq patch-end (match-beginning 0)))
+ (save-restriction
+ (narrow-to-region patch-start patch-end)
+ (setq part (plist-put part :content-type "text/x-diff"))
+ (setq part (plist-put part :content (buffer-string)))
+ (setq part (plist-put part :id -1))
+ (setq part (plist-put part :filename "inline patch"))
+ (delete-region (point-min) (point-max))
+ (notmuch-show-insert-bodypart nil part depth))))))
+
+;;
+
(provide 'notmuch-wash)