pr.yml

---
name: PR

on:
  pull_request:

jobs:
  spec:
    runs-on: ubuntu-latest
    steps:
      - name: Checkout
        uses: actions/checkout@v4

      - name: Run fmt check
        run: >
          cargo fmt --
          --check

      - name: Run tests
        run: >
          cargo test
          --verbose

  # https://docs.github.com/code-security/dependabot/working-with-dependabot/automating-dependabot-with-github-actions#enable-auto-merge-on-a-pull-request
  dependabot:
    runs-on: ubuntu-latest
    needs: [spec]
    permissions:
      contents: write
      pull-requests: write
    if: github.actor == 'dependabot[bot]'
    steps:
      - name: Dependabot metadata
        id: metadata
        uses: dependabot/fetch-metadata@v2
        with:
          github-token: ${{ secrets.GITHUB_TOKEN }}
      - name: Enable auto-merge
        if: steps.metadata.outputs.update-type == 'version-update:semver-minor' || steps.metadata.outputs.update-type == 'version-update:semver-patch'
        env:
          PR_URL: ${{ github.event.pull_request.html_url }}
          GH_TOKEN: ${{ secrets.GITHUB_TOKEN }}
        run: |
          gh pr merge --auto --merge "$PR_URL"