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From 925292484162bc35c4258e72c36462bb13a5c69a Mon Sep 17 00:00:00 2001
From: Liliana Marie Prikler <liliana.prikler@gmail.com>
Date: Sat, 19 Aug 2023 08:38:17 +0200
Subject: [PATCH] Guard against empty snippet in yas-next-field.
---
yasnippet.el | 29 +++++++++++++++--------------
1 file changed, 15 insertions(+), 14 deletions(-)
diff --git a/yasnippet.el b/yasnippet.el
index e0b5537..41d86dd 100644
--- a/yasnippet.el
+++ b/yasnippet.el
@@ -136,6 +136,7 @@
(declare-function cl-progv-after "cl-extra") ; Needed for 23.4.
(require 'easymenu)
(require 'help-mode)
+(require 'subr-x)
(defvar yas--editing-template)
(defvar yas--guessed-modes)
@@ -3386,20 +3387,20 @@ Otherwise delegate to `yas-next-field'."
If there's none, exit the snippet."
(interactive)
(unless arg (setq arg 1))
- (let* ((active-field (overlay-get yas--active-field-overlay 'yas--field))
- (snippet (car (yas-active-snippets (yas--field-start active-field)
- (yas--field-end active-field))))
- (target-field (yas--find-next-field arg snippet active-field)))
- (yas--letenv (yas--snippet-expand-env snippet)
- ;; Apply transform to active field.
- (when active-field
- (let ((yas-moving-away-p t))
- (when (yas--field-update-display active-field)
- (yas--update-mirrors snippet))))
- ;; Now actually move...
- (if target-field
- (yas--move-to-field snippet target-field)
- (yas-exit-snippet snippet)))))
+ (and-let* ((active-field (overlay-get yas--active-field-overlay 'yas--field))
+ (snippet (car (yas-active-snippets (yas--field-start active-field)
+ (yas--field-end active-field)))))
+ (let ((target-field (yas--find-next-field arg snippet active-field)))
+ (yas--letenv (yas--snippet-expand-env snippet)
+ ;; Apply transform to active field.
+ (when active-field
+ (let ((yas-moving-away-p t))
+ (when (yas--field-update-display active-field)
+ (yas--update-mirrors snippet))))
+ ;; Now actually move...
+ (if target-field
+ (yas--move-to-field snippet target-field)
+ (yas-exit-snippet snippet))))))
(defun yas--place-overlays (snippet field)
"Correctly place overlays for SNIPPET's FIELD."
--
2.41.0
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