code-formatting.yml

---
name: Code Formatting
on:
  push:
    branches:
      - 'master'
  merge_group:
  pull_request:
    branches:
      - '*'
  workflow_dispatch:
concurrency:
  group: code-formatting-${{ github.event.pull_request.number || github.ref }}
  cancel-in-progress: true
jobs:
  code-formatting:
    runs-on: ubuntu-24.04
    name: Code Formatting
    steps:
      - uses: actions/checkout@v6
        with:
          fetch-depth: 0
      - name: Fetch base ref
        if: ${{ github.event.pull_request }}
        run: git fetch origin ${{ github.base_ref }}:upstream
      - name: Install Carton
        uses: perl-actions/install-with-cpm@v1
        with:
          install: Carton
      - name: Install CPAN deps
        uses: perl-actions/install-with-cpm@v1
        with:
          cpanfile: 'cpanfile'
          args: >
            --resolver=snapshot
            --with-develop
      - name: Install precious
        run: ./bin/install-precious /usr/local/bin
        env:
          GITHUB_TOKEN: ${{ github.token }}
      - run: perltidy --version
      - name: Select files
        id: select-files
        run: |
          if [[ -n "${{ github.event.pull_request.number }}" ]]; then
            echo 'precious-args=--git-diff-from upstream' >> "$GITHUB_OUTPUT"
          else
            echo 'precious-args=--all' >> "$GITHUB_OUTPUT"
          fi
      - name: Lint files
        run: precious lint ${{ steps.select-files.outputs.precious-args }}