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authorJuri Linkov <juri@linkov.net>2019-02-27 23:18:10 +0200
committerJuri Linkov <juri@linkov.net>2019-02-27 23:18:10 +0200
commit4a16e6302d8971a2414543c9c04405df99271dfa (patch)
tree7bdcc2a86c40c12ede5c0a7be28bc047e575662d /lisp/vc/vc-annotate.el
parent5962a7c341a163a7080aa0a69873a6c14e64151b (diff)
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* lisp/vc/vc-annotate.el: Better error handling (bug#34532)
* lisp/vc/vc-annotate.el (vc-annotate-revision-previous-to-line): Print message when prev-rev is nil.
Diffstat (limited to 'lisp/vc/vc-annotate.el')
-rw-r--r--lisp/vc/vc-annotate.el4
1 files changed, 3 insertions, 1 deletions
diff --git a/lisp/vc/vc-annotate.el b/lisp/vc/vc-annotate.el
index 86fc8686c39..84838135fcc 100644
--- a/lisp/vc/vc-annotate.el
+++ b/lisp/vc/vc-annotate.el
@@ -541,7 +541,9 @@ Return a cons (REV . FILENAME)."
(setq prev-rev
(vc-call-backend vc-annotate-backend 'previous-revision
fname rev))
- (vc-annotate-warp-revision prev-rev fname)))))
+ (if (not prev-rev)
+ (message "No previous revisions")
+ (vc-annotate-warp-revision prev-rev fname))))))
(defvar log-view-vc-backend)
(defvar log-view-vc-fileset)