name: Terraform CI

on:
  push:
    branches:
      - main
    tags:
      - v*
  pull_request:
    branches:
      - main

jobs:
  validate:
    name: Validate
    runs-on: ubuntu-latest
    defaults:
      run:
        working-directory: ./example
    steps:
      - name: Check out code
        uses: actions/checkout@v1

      - name: Run a Terraform init
        uses: docker://hashicorp/terraform:light
        with:
          entrypoint: terraform
          args: init

      - name: Run a Terraform validate
        uses: docker://hashicorp/terraform:light
        with:
          entrypoint: terraform
          args: validate

      - name: Run a Terraform fmt
        uses: docker://hashicorp/terraform:light
        with:
          entrypoint: terraform
          args: fmt  --recursive -check=true --diff ../