terraform-fmt.yml

name: terraform-fmt

on:
  pull_request:
    paths:
      - "**.tf"

jobs:
  fmt:
    runs-on: ubuntu-latest
    steps:
      - name: "Checkout"
        uses: actions/checkout@master
        with:
          persist-credentials: false
          fetch-depth: 0
      - name: "Terraform Format"
        id: terraform_fmt
        uses: hashicorp/terraform-github-actions@master
        with:
          tf_actions_version: 0.12.28
          tf_actions_subcommand: "fmt"
          tf_actions_comment: true
          tf_actions_fmt_write: true
        env:
          GITHUB_TOKEN: ${{ secrets.GITHUB_TOKEN }}
      - name: 'Commit changes and push'
        if: ${{ steps.terraform_fmt.outputs.tf_actions_fmt_written }}
        run: |
          git status
          git config --local user.email "action@github.com"
          git config --local user.name "GitHub Action"
          git add .
          git commit -m "Auto-commit terraform fmt"
      - name: Push changes
        if: ${{ steps.terraform_fmt.outputs.tf_actions_fmt_written }}
        uses: ad-m/github-push-action@master
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          branch: ${{ github.head_ref }}