name: "PR Checks"
on: [pull_request, push]

concurrency:
  # Skip intermediate builds: all builds except for builds on the `master`, `main`, or `release-*` branches
  # Cancel intermediate builds: only pull request builds
  group: ${{ github.workflow }}-${{ github.ref }}-${{ github.ref != 'refs/heads/master' || github.ref != 'refs/heads/main' || startsWith(github.ref, 'refs/heads/release-') || github.run_number }}
  cancel-in-progress: ${{ startsWith(github.ref, 'refs/pull/') }}

jobs:
  check_pr:
    runs-on: ubuntu-latest
    timeout-minutes: 60
    steps:
    - uses: actions/checkout@v3
      - uses: actions/setup-node@v3
        with:
          node-version: 16

    - name: "npm ci"
      run: npm ci

    - name: "npm run build"
      run: npm run build

    - name: "npm run test"
      run: npm run test

    - name: "check for uncommitted changes"
      # Ensure no changes, but ignore node_modules dir since dev/fresh ci deps installed.
      run: |
        git diff --exit-code --stat -- . ':!node_modules' \
        || (echo "##[error] found changed files after build. please 'npm run build && npm run format'" \
                 "and check in all changes" \
            && exit 1)