#!/bin/bash

# Script to version, tag, and release a new version of the package.
# Arguments are the same as `npm version` (https://docs.npmjs.com/cli/version).

set -e

function cleanup {
  echo
  git tag -d $(git log -1 --pretty=%B)  # Delete the last tag
  git reset --hard HEAD^
  exit 1
}

if [ "$#" -ne "1" ]; then
  echo "usage: $(basename $0) <newversion> | major | minor | patch | premajor"
  echo "<newversion> must be in semver format, e.g. 1.2.0."
  exit 1
fi

if [ "$(git status --porcelain | grep -v '??')" != "" ]; then
  echo "Error: git working directory not clean -- run 'git status' for more info."
  exit 1
fi

npm run prepublish
npm version "$@" -m "v%s"
trap cleanup INT
read -p "Press [Enter] to publish this release..."
git push && git push --tags
npm publish

$(dirname $0)/deploy-gh-pages.sh