From 9114048dede7a8e9e76a32bb7fe407eba02f66a4 Mon Sep 17 00:00:00 2001
From: Teddy Wing
Date: Tue, 20 Feb 2018 23:24:35 +0100
Subject: git-branch-list(checkout_branch): Error if ID is invalid

If the given ID doesn't correspond to a branch in our database, we
should exit with an error.
---
 git-branch-list | 5 +++++
 1 file changed, 5 insertions(+)

diff --git a/git-branch-list b/git-branch-list
index bf55624..c0e355c 100755
--- a/git-branch-list
+++ b/git-branch-list
@@ -56,6 +56,11 @@ function checkout_branch () {
 		fgrep "$id	" |
 		cut -d '	' -f 2)
 
+	if [ "$branch" = '' ]; then
+		echo 'branch-list: Invalid checkout ID' 1>&2
+		return 1
+	fi
+
 	git checkout "$branch"
 }
 
-- 
cgit v1.2.3