#!/bin/sh

set -e

pkg_version=$(grep '"version"' package.json | head -1 | sed 's/.*: *"\(.*\)".*/\1/')
lock_version=$(grep '"version"' package-lock.json | head -1 | sed 's/.*: *"\(.*\)".*/\1/')

if [ "$pkg_version" != "$lock_version" ]; then
  echo "package.json version ($pkg_version) != package-lock.json version ($lock_version)."
  echo 'Use "npm version patch|minor|major" to bump both files atomically.'
  exit 1
fi