pretty-check.yml

name: Prettier Check

env:
  PNPM_VERSION: "9.6.0"
  NODE_VERSION: "20.16.0"

on:
  pull_request:
    branches: [master]
    types: [opened, reopened, synchronize, ready_for_review]
  
permissions:
  contents: read

concurrency:
  group: group-pretty-check-${{ github.ref }}-${{ github.workflow }}
  cancel-in-progress: true

jobs:
  check:
    if: github.event.pull_request.draft == false || contains(github.event.pull_request.labels.*.name, 'force-ci') || contains(github.event.pull_request.labels.*.name, 'force-full-ci')
    runs-on: ubuntu-latest

    steps:
      - name: Full checkout
        uses: actions/checkout@v4

      - name: Set up Node.js
        uses: actions/setup-node@v4
        with:
          node-version: ${{ env.NODE_VERSION }}

      - name: Setup pnpm
        uses: pnpm/action-setup@v4
        with:
          version: ${{ env.PNPM_VERSION }}

      - name: Install prettier
        run: pnpm add -g prettier@2.8.8

      - name: Get changed files
        id: get-changed-files
        uses: actions/github-script@v7
        with:
          script: |
            const changedFiles = await github.paginate(
              github.rest.pulls.listFiles,
              {
                owner: context.repo.owner,
                repo: context.repo.repo,
                pull_number: context.payload.pull_request.number,
              }
            );
            return changedFiles.filter(file=> file.status !== "removed").map(file => file.filename).join(' ');

      - name: Check pretty (changed files)
        run: |
          CHANGED_FILES=$(echo ${{ steps.get-changed-files.outputs.result }})
          if [ -n "$CHANGED_FILES" ]; then
            pnpm prettier --check $CHANGED_FILES
          fi