format.yaml

name: Format

on:
  # code review question: this commits directly to PR branches.
  # that seems like what we're looking for, but we could also format only
  # committed code.
  pull_request:
    branches:
      - main

# cancels in-progress jobs on this pull request
# avoids wasted work when a new commit is pushed
concurrency:
  group: format-${{ github.head_ref || github.run_id }}
  cancel-in-progress: true

permissions: read-all

jobs:
  terraform-formatting:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - name: setup terraform
        uses: hashicorp/setup-terraform@v2

      - name: terraform fmt
        id: tf_fmt
        run: terraform fmt -check -recursive -diff cloud

  shell-formatting:
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - name: Run the shell checker
        uses: luizm/action-sh-checker@master
        env:
          SHELLCHECK_OPTS: -s bash -S error
          sh_checker_exclude: '*.md'
          SHFMT_OPTS:
            -bn -ci -i 2
            # -i 2   indent 2 spaces
            # -bn    binary ops like && and | may start a line
            # -ci    switch cases will be indented
  
  python-formatting:
    name: python-formatting
    runs-on: ubuntu-latest
    steps:
      - uses: actions/checkout@v3
      - name: run YAPF to test if python code is correctly formatted
        uses: AlexanderMelde/yapf-action@v1.0
        with:
          args: "--verbose --style='{based_on_style: google, SPLIT_BEFORE_FIRST_ARGUMENT:true}'"