#!/bin/sh -eu
old_version="$1"
new_version="$2"

if [ "$new_version" != "${new_version#v}" ]
then
	echo "Error: The new version shouldn't be prefixed with a \"v\"." >&2
	exit 1
fi

sed -i Cargo.toml -e "s/^version = .*/version = \"${new_version}\"/g"

git add Cargo.toml
git commit -m "Update version to $new_version"