format-code.yml

name: Format Code
on: push

jobs:
  format:
    runs-on: ubuntu-20.04

    steps:
      - name: Pull Repo
        uses: actions/checkout@v2
        with:
          fetch-depth: 0
          ref: ${{ github.event.pull_request.head.ref }}
      - name: Install Prettier
        env:
          PRETTIER_VERSION: 2
        run: |
          sudo npm i -g prettier@$PRETTIER_VERSION
      - name: Format
        run: |
          # don't format if there's no .prettierrc file
          if [ ! -f .prettierrc ]; then
            echo ".prettierrc not found"
            echo "terminating workflow..."
            exit 1;
          fi

          prettier --check . --ignore-unknown --write
      - name: Push Back Formatted Code
        run: |
          # configure git
          git config --global user.name "Zero to Mastery"
          git config --global user.email "zero-to-mastery@users.noreply.github.com"

          git add .
          git commit -m "(CI) format code" || echo "nothing to commit"
          git push