exit 1
fi
-for c in $(git rev-list --no-merges "$@"); do
+commits=$(git rev-list --no-merges "$@")
+if [ -z "$commits" ]; then
+ printf "No commits\n"
+ exit 0
+fi
+
+for c in $commits; do
ae=$(git log -1 --format='%ae' "$c")
aE=$(git log -1 --format='%aE' "$c")
an=$(git log -1 --format='%an' "$c")