build.yml

name: build
on:
  pull_request:
  push:
    branches: [ master ]
    tags:
      - .*

jobs:
  build_test_and_publish:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
        with:
          ref: ${{ github.event.pull_request.head.sha }}
          fetch-depth: 2

      - uses: actions/setup-node@v3
        with:
          node-version: 19.4.0

      - name: Bump version and push tag
        id: tag_version
        uses: mathieudutour/github-tag-action@v6.1
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}

      - name: Install dependencies
        run: npm ci

      - name: Compile the typescript
        run: npm run compile

      - name: Lint the code
        run: npm run lint

      - name: Run the tests
        run: npm test

      - name: Copy relevant documentation into the build folder
        run: cp package.json README.md LICENSE-APACHE LICENSE-MIT ./build

      - name: Publish to npmjs
        uses: JS-DevTools/npm-publish@v1
        if: github.ref == 'refs/heads/master'
        with:
          token: ${{ secrets.NPM_TOKEN }}
          package: build/package.json
          # don't try and deploy if versions haven't changed
          check-version: true

      - name: Check for version change
        id: version-check
        run: |
          [ "$(git show head^:package.json | jq .version)" = "$(cat package.json | jq .version)" ] && echo "::set-output name=version_changed::true" || echo "::set-output name=version_changed::false"

      - name: Create tag variable
        id: tagging
        if: github.ref == 'refs/heads/master' && steps.version-check.outputs.version_changed == 'true'
        run: echo "::set-output name=new_tag::v$(cat package.json | jq .version | sed "s/['\"]//g")"

      - name: Create a GitHub release
        if: github.ref == 'refs/heads/master' && steps.version-check.outputs.version_changed == 'true'
        uses: ncipollo/release-action@v1
        with:
          custom_tag: ${{ steps.tagging.outputs.new_tag }}
          name: Release ${{ steps.tagging.outputs.new_tag }}
          body: ${{ steps.tag_version.outputs.changelog }}