terraform-lint.yaml

name: Lint Code

on:
  push:
    branches:
      - main

jobs:
  lint-code:
    name: Lint code
    runs-on: ubuntu-latest
    steps:
      - name: Check out the repo (current branch)
        uses: actions/checkout@v3
        with:
          ref: ${{ github.ref }}

      - name: Install Terraform
        uses: little-core-labs/install-terraform@v2.0.0
        with:
          version: 1.6.6

      - name: Get changed files
        id: changed-files
        uses: tj-actions/changed-files@v39

      - name: Setup Github
        run: |
          # user.name/user.email comes from the last commit
          git config --global user.name "$(git log -n 1 --pretty=format:%an)"
          git config --global user.email  "$(git log -n 1 --pretty=format:%ae)"

      - name: Rewrites changed files to Terraform's canonical format
        run: |
          for FILE in ${{ steps.changed-files.outputs.all_changed_files }}; do
            echo "${FILE} was changed"
            if [ "${FILE##*.}" = "tf" ] || [ "${FILE##*.}" = "tfvars" ]; then
              echo "${FILE} is a Terraform file"
              terraform fmt ${FILE}
              echo "⎷ Committing changes"
              git add ${FILE}
              git commit -a -m "Terraform formatting cleanup" --allow-empty
            fi
          done

      - name: Display ref information (debugging)
        run: |
          echo "github.ref: ${{ github.ref }}"
          echo "github.head_ref: ${{ github.head_ref }}"

      - name: Push changes back to branch
        uses: ad-m/github-push-action@master
        with:
          github_token: ${{ secrets.GITHUB_TOKEN }}
          branch: ${{ github.ref }}
          force: true

      - name: Echo job status (debugging)
        if: always()
        run: |
          echo "Job status is ${{ job.status }}"

      - name: Update Github with job status
        if: always()
        uses: ouzi-dev/commit-status-updater@v2
        with:
          name: "Terraform formatting status"
          status: ${{ job.status }}