RustPython/.github/workflows/pr-auto-commit.yaml at main · fanninpm/RustPython · GitHub

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name: Auto-format PR

# This workflow triggers when a PR is opened/updated
on:
  pull_request_target:
    types: [opened, synchronize, reopened]
    branches:
      - main
      - release

concurrency:
  group: auto-format-${{ github.event.pull_request.number }}
  cancel-in-progress: true

jobs:
  auto_format:
    permissions:
      contents: write
      pull-requests: write
    runs-on: ubuntu-latest
    timeout-minutes: 60
    steps:
      - name: Checkout PR branch
        uses: actions/checkout@v6.0.2
        with:
          ref: ${{ github.event.pull_request.head.sha }}
          repository: ${{ github.event.pull_request.head.repo.full_name }}
          token: ${{ secrets.AUTO_COMMIT_PAT }}
          fetch-depth: 0

      - name: Setup Rust
        uses: dtolnay/rust-toolchain@stable
        with:
          components: rustfmt

      - name: Configure git
        run: |
          git config user.name "github-actions[bot]"
          git config user.email "github-actions[bot]@users.noreply.github.com"
          echo "" > /tmp/committed_commands.txt

      - name: Run cargo fmt
        run: |
          echo "Running cargo fmt --all on PR #${{ github.event.pull_request.number }}"
          cargo fmt --all
          if [ -n "$(git status --porcelain)" ]; then
            git add -u
            git commit -m "Auto-format: cargo fmt --all"
            echo "- \`cargo fmt --all\`" >> /tmp/committed_commands.txt
          fi

      - name: Install ruff
        uses: astral-sh/ruff-action@4919ec5cf1f49eff0871dbcea0da843445b837e6 # v3.6.1
        with:
          version: "0.15.4"
          args: "--version"

      - name: Run ruff format
        run: |
          ruff format
          if [ -n "$(git status --porcelain)" ]; then
            git add -u
            git commit -m "Auto-format: ruff format"
            echo "- \`ruff format\`" >> /tmp/committed_commands.txt
          fi

      - name: Run ruff check import sorting
        run: |
          ruff check --select I --fix
          if [ -n "$(git status --porcelain)" ]; then
            git add -u
            git commit -m "Auto-format: ruff check --select I --fix"
            echo "- \`ruff check --select I --fix\`" >> /tmp/committed_commands.txt
          fi

      - name: Run generate_opcode_metadata.py
        run: |
          python scripts/generate_opcode_metadata.py
          if [ -n "$(git status --porcelain)" ]; then
            git add -u
            git commit -m "Auto-generate: generate_opcode_metadata.py"
            echo "- \`python scripts/generate_opcode_metadata.py\`" >> /tmp/committed_commands.txt
          fi

      - name: Check for changes
        id: check-changes
        run: |
          if [ "$(git rev-parse HEAD)" != "${{ github.event.pull_request.head.sha }}" ]; then
            echo "has_changes=true" >> $GITHUB_OUTPUT
          else
            echo "has_changes=false" >> $GITHUB_OUTPUT
          fi

      - name: Push formatting changes
        if: steps.check-changes.outputs.has_changes == 'true'
        env:
          HEAD_REF: ${{ github.event.pull_request.head.ref }}
        run: |
          git push origin "HEAD:${HEAD_REF}"

      - name: Read committed commands
        id: committed-commands
        if: steps.check-changes.outputs.has_changes == 'true'
        run: |
          echo "list<<EOF" >> $GITHUB_OUTPUT
          cat /tmp/committed_commands.txt >> $GITHUB_OUTPUT
          echo "EOF" >> $GITHUB_OUTPUT

      - name: Comment on PR
        if: steps.check-changes.outputs.has_changes == 'true'
        uses: marocchino/sticky-pull-request-comment@v2
        with:
          number: ${{ github.event.pull_request.number }}
          message: |
            **Code has been automatically formatted**

            The code in this PR has been formatted using:
            ${{ steps.committed-commands.outputs.list }}
            Please pull the latest changes before pushing again:
            ```bash
            git pull origin ${{ github.event.pull_request.head.ref }}
            ```