[pull] main from serverless-dns:main #41
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| name: 📩 PR | |
| on: | |
| # "I am a workflow on the main branch's HEAD, target (base) of a PR" | |
| pull_request_target: | |
| branches: | |
| - "main" | |
| # Avoid concurrent runs of this workflow on an incoming PR, cancel previous | |
| concurrency: | |
| group: ${{ github.workflow }}-${{ github.head_ref }} | |
| cancel-in-progress: true | |
| env: | |
| # Base branch for the PR | |
| BASE_REF: ${{ github.base_ref }} | |
| BASE_SHA: ${{ github.event.pull_request.base.sha }} | |
| BASE_REPO: ${{ github.event.pull_request.base.repo.clone_url }} | |
| # Branch of PR (maybe of a fork repo) | |
| PR_HEAD_REF: ${{ github.head_ref }} | |
| PR_HEAD_SHA: ${{ github.event.pull_request.head.sha }} | |
| PR_HEAD_REPO: ${{ github.event.pull_request.head.repo.clone_url }} | |
| # Full ref of base branch like `refs/heads/master`, gh_sha is same as base_sha | |
| GH_REF: "${{ github.ref }}" | |
| GH_SHA: ${{ github.sha }} | |
| jobs: | |
| lint-fmt: | |
| name: Lint & fmt | |
| runs-on: ubuntu-latest | |
| steps: | |
| - name: 🚚 Get latest code | |
| uses: actions/[email protected] | |
| with: | |
| # Checkout base (target) repo | |
| ref: ${{ env.GH_REF }} | |
| - name: 🥑 Install deps | |
| run: | | |
| npm install | |
| - name: 🎣 Fetch PR's head | |
| run: | | |
| git fetch origin ${{ env.PR_HEAD_SHA }} | |
| # Abort if node modules are checked in | |
| - name: 🚨 Check for unsafe changes | |
| run: | | |
| DIFF=$(git diff --name-only --diff-filter=ACMRT \ | |
| ${{ env.BASE_SHA }}...${{ env.PR_HEAD_SHA }}) | |
| echo "::notice::DIFF(files): ${DIFF//$'\n'/ }" | |
| if echo $DIFF | grep "node_modules"; then | |
| echo "::error::Unsafe change 'node_modules' found" | |
| exit 1 | |
| fi | |
| - name: 🍌 Checkout PR_HEAD | |
| run: | | |
| git checkout ${{ env.PR_HEAD_SHA }} | |
| - name: 🔧 Run eslint on changed files only | |
| run: | | |
| DIFF=$(git diff --name-only --diff-filter=ACMRT \ | |
| ${{ env.BASE_SHA }}...${{ env.PR_HEAD_SHA }}) | |
| npx eslint $DIFF --cache --fix | |
| - name: 👀 Look for lint changes | |
| id: lint-changes | |
| run: | | |
| echo changes=$( \ | |
| if git diff-index --quiet HEAD --; \ | |
| then echo "false"; \ | |
| else echo "true"; \ | |
| fi) \ | |
| >> $GITHUB_OUTPUT | |
| - name: 🏗 Commit lint changes | |
| if: steps.lint-changes.outputs.changes == 'true' | |
| run: | | |
| git config --local user.name 'github-actions[bot]' | |
| git config --local user.email 'github-actions[bot]@users.noreply.github.com' | |
| git commit --no-verify -am "Automatic lint & fmt" | |
| - name: 🚢 Push to origin? | |
| if: ${{ env.BASE_REPO == env.PR_HEAD_REPO }} | |
| run: | | |
| git push origin HEAD:${{ env.PR_HEAD_REF }} | |
| # `GITHUB_TOKEN` owned by `github-actions[bot]` has write access to | |
| # origin in this `PR-target` workflow but not the write access to fork | |
| # repo. | |
| # A "personal access token" of repository maintainer may be required | |
| # for pushing to forks. | |
| - name: 🚢 Push to fork? | |
| if: ${{ env.BASE_REPO != env.PR_HEAD_REPO }} | |
| run: | | |
| git remote add fork ${{ env.PR_HEAD_REPO }} | |
| git push fork HEAD:${{ env.PR_HEAD_REF }} |