ci.yaml

name: Continuous integration
on:
  push:
    branches: ["*"]
    tags: ["v*"]
  pull_request:
    branches: ["develop"]

jobs:
  test:
    runs-on: ubuntu-latest

    strategy:
      matrix:
        include:
          # This is what Travis runs.
          - elixir-version: "1.9"
            otp-version: "20"
          # Let's worry about updates later.
          # - elixir-version: "1.17"
          #   otp-version: "27"

    steps:
      - uses: actions/checkout@v4
      - uses: erlef/setup-beam@v1
        id: beam
        with:
          elixir-version: ${{ matrix.elixir-version }}
          otp-version: ${{ matrix.otp-version }}

      - name: Fetch deps
        run: |
          mix deps.get

      - name: Run tests
        run: |
          # This is basically `mix test` with coverage enabled.
          mix coveralls.json
          mix format --check-formatted
          # This will mention FIXME and TODO comments without failing, any
          # other issue fails the build.
          mix credo