Jun 4, 2023 · Jan 23, 2023 · Jun 4, 2023 · Jan 23, 2023 · Jan 23, 2023 · Jan 23, 2023
diff --git a/.github/workflows/prettier-update.yml b/.github/workflows/prettier-update.yml
 # This workflow is used to augment the capabilities of the renovate GitHub app by running a full
 # `prettier --write` when renovate opens a PR to change the version of prettier.

 name: Prettier Update

 on:
  pull_request:
    branches: [main]
    paths:
      - 'package.json'

 concurrency:
  group: ${{ github.workflow }}-${{ github.event.number || github.ref }}
  cancel-in-progress: true

 jobs:
  maybe_prettier_update:
    # Only run if it was the renovate bot that triggered the workflow (otherwise we'll create a loop)
    if: contains('["renovate[bot]"]', github.actor) == true
    name: Run prettier formatting if required
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3

      - name: Check if prettier was changed as part of the latest commit on the PR
        id: prettier-package-check
        run: |
          git diff HEAD~1 -G"prettier" --exit-code package.json && echo "prettier unchanged" || echo "::set-output name=was-changed::true"

      - name: Run prettier formatting if prettier was changed and commit the results
        if: ${{ steps.prettier-package-check.outputs.was-changed == 'true' }}
        env:
          # We cannot use secrets.GITHUB_TOKEN for this because it is not permitted to kick off subsequent actions worfklow runs, so we use a PAT instead
          GITHUB_TOKEN: ${{ secrets.JAMES_HENRY_GITHUB_TOKEN }}
        run: |
          yarn --ignore-scripts
          yarn format

          # Commit all the changes to the PR (see note on not being able to use secrets.GITHUB_TOKEN for this)
          git config --global user.email "james@henry.sc"
          git config --global user.name "JamesHenry"
          git remote set-url origin https://x-access-token:$GITHUB_TOKEN@github.com/$GITHUB_REPOSITORY.git

          # If the status is empty, there are no uncommitted changes
          if [[ -z $(git status --porcelain) ]]; then
            echo "No uncommitted changes"
          else
            git add --all
            git commit -m "chore: update formatting after prettier upgrade"
            git push
          fi