pr.yml

name: PR automations
on:
  pull_request:
jobs:
  lint-code:
    name: Lint code
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Cache dependencies
        uses: actions/cache@v4
        with:
          path: '**/node_modules'
          key: ec2-github-runner-${{ hashFiles('**/package-lock.json') }}
      - name: Install packages
        run: npm install
      - name: Run linter
        run: npm run lint

  verify-dist:
    name: Verify dist is up to date
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Set up Node.js
        uses: actions/setup-node@v4
        with:
          node-version: 20
          cache: npm
      - name: Install packages
        run: npm ci
      - name: Rebuild dist
        run: npm run package
      - name: Fail if dist/ differs from committed copy
        # ncc 0.38 produces code-split chunks alongside dist/index.js
        # (e.g. dist/136.index.js); the whole dist/ tree must stay in
        # sync with src/.
        run: |
          if ! git diff --quiet -- dist/ || [ -n "$(git status --porcelain -- dist/)" ]; then
            echo "::error::dist/ is out of sync with src/."
            echo "::error::Run 'npm run package' locally and commit the rebuilt dist/."
            git status --porcelain -- dist/
            git diff --stat -- dist/
            exit 1
          fi

  unit-tests:
    name: Unit tests
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Set up Node.js
        uses: actions/setup-node@v4
        with:
          node-version: 20
          cache: npm
      - name: Install packages
        run: npm ci
      - name: Run jest
        run: npm test

  verify-runner-url:
    name: Verify pinned actions/runner release exists
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4
      - name: Extract runner version from src/aws.js
        id: extract
        run: |
          version=$(grep -oE 'actions/runner/releases/download/v[0-9]+\.[0-9]+\.[0-9]+' src/aws.js | head -1 | sed 's|.*/v||')
          if [ -z "$version" ]; then
            echo "::error::Could not locate the pinned actions/runner version in src/aws.js"
            exit 1
          fi
          echo "version=$version" >> "$GITHUB_OUTPUT"
          echo "Pinned actions/runner: v$version"
      - name: HEAD check the Linux x64 release asset
        env:
          VERSION: ${{ steps.extract.outputs.version }}
        run: |
          url="https://github.com/actions/runner/releases/download/v${VERSION}/actions-runner-linux-x64-${VERSION}.tar.gz"
          echo "Checking $url"
          curl -fsSLI -o /dev/null "$url"