checks.yml

name: Checks
on: push
concurrency:
  group: ${{ github.ref }}
  cancel-in-progress: false

jobs:
  checks:
    runs-on: ubuntu-latest

    services:
      db:
        image: postgres:14
        ports: ["5432:5432"]
        env:
          POSTGRES_USER: turbo
          POSTGRES_PASSWORD: turbo
          POSTGRES_DB: turbo_test
        options: >-
          --health-cmd pg_isready
          --health-interval 10s
          --health-timeout 5s
          --health-retries 5
    steps:
      - name: Checkout
        uses: actions/checkout@v2

      - name: Read tooling version from .tool-versions
        id: tool-versions
        run: |
          ERLANG_VERSION_FROM_FILE=$(awk 'NR==1{print $2}' .tool-versions)
          ELIXIR_VERSION_FROM_FILE=$(awk 'NR==2' .tool-versions | awk 'NR==1{print $2}')
          echo "Erlang version: ${ERLANG_VERSION_FROM_FILE}"
          echo "Elixir version: ${ELIXIR_VERSION_FROM_FILE}"
          echo "erlang=$ERLANG_VERSION_FROM_FILE" >> "$GITHUB_OUTPUT"
          echo "elixir=$ELIXIR_VERSION_FROM_FILE" >> "$GITHUB_OUTPUT"

      - name: Setup Elixir
        uses: erlef/setup-beam@v1
        id: beam
        with:
          otp-version: ${{ steps.tool-versions.outputs.erlang }}
          elixir-version: ${{ steps.tool-versions.outputs.elixir }}

      - name: Fetch cached dependencies
        uses: actions/cache@v3
        id: mix-cache
        with:
          path: |
            deps
            _build
            priv/plts
          key: |
            ${{ runner.os }}-${{ steps.beam.outputs.elixir-version }}-${{ steps.beam.outputs.otp-version }}-${{ hashFiles('mix.lock') }}
          restore-keys: |
            ${{ runner.os }}-${{ steps.beam.outputs.elixir-version }}-${{ steps.beam.outputs.otp-version }}-${{ hashFiles('mix.lock') }}
            ${{ runner.os }}-${{ steps.beam.outputs.elixir-version }}-${{ steps.beam.outputs.otp-version }}

      - name: Install dependencies
        run: mix deps.get

      - name: Dialyzer
        run: mix dialyzer

      # Create PLTs for dialyzer checks
      - name: Create PLTs
        if: steps.mix-cache.outputs.cache-hit != 'true'
        run: mix dialyzer --plt

      - name: Code format
        run: mix format --check-formatted

      - name: Unused dependencies
        run: mix deps.unlock --check-unused

      - name: Compile
        run: mix compile --warnings-as-errors

      - name: Tests
        run: mix test --trace --color