branch: master
commit 40ffc92c566b55264f48167a02c17518743870b4
Author: Justin Burkett <jus...@burkett.cc>
Commit: Justin Burkett <jus...@burkett.cc>
Warn on bad initialization of vdiff session.
Ref #19
---
vdiff.el | 3 +++
1 file changed, 3 insertions(+)
diff --git a/vdiff.el b/vdiff.el
index 57e75ca..84ad0b4 100644
--- a/vdiff.el
+++ b/vdiff.el
@@ -2174,6 +2174,9 @@ nothing to revert then this command fails."
(defun vdiff--buffer-init ()
;; this is a buffer-local var
+ (unless vdiff--temp-session
+ (user-error "Incorrect initialization of vdiff session. \
+See README for entry points into a vdiff session."))
(setq vdiff--session vdiff--temp-session)
(unless vdiff--testing-mode
(setq cursor-in-non-selected-windows nil)
