vcsh: Make status() show commit offsets to remote tracking branch

github: Fixes richih/vcsh#123

diff --git a/vcsh b/vcsh
index 0ec2bba8c9ddc2d830403608d6df3be8fbe9fa42..9d399d4b4d77481e2516437a2da2e52ef382ae3d 100755 (executable)
--- a/vcsh
+++ b/vcsh
@@ -314,12 +314,12 @@ status() {
                        echo "$VCSH_REPO_NAME:"
                        GIT_DIR=$VCSH_REPO_D/$VCSH_REPO_NAME.git; export GIT_DIR
                        use
-                       # TODO repos without remote tracking branch error out
-                       remote_tracking_branch=$(git rev-parse --abbrev-ref --symbolic-full-name @{u})
-                       commits_behind=$(git log ..${remote_tracking_branch} --oneline | wc -l)
-                       commits_ahead=$(git log ${remote_tracking_branch}.. --oneline | wc -l)
-                       [ ${commits_behind} -ne 0 ] && echo "Behind $remote_tracking_branch by $commits_behind commits"
-                       [ ${commits_ahead} -ne 0 ] && echo "Ahead of $remote_tracking_branch by $commits_ahead commits"
+                       remote_tracking_branch=$(git rev-parse --abbrev-ref --symbolic-full-name @{u} 2> /dev/null) && {
+                               commits_behind=$(git log ..${remote_tracking_branch} --oneline | wc -l)
+                               commits_ahead=$(git log ${remote_tracking_branch}.. --oneline | wc -l)
+                               [ ${commits_behind} -ne 0 ] && echo "Behind $remote_tracking_branch by $commits_behind commits"
+                               [ ${commits_ahead} -ne 0 ] && echo "Ahead of $remote_tracking_branch by $commits_ahead commits"
+                       }
                        git status --short --untracked-files='no'
                        VCSH_COMMAND_RETURN_CODE=$?
                        echo