name: Albatross

on: [push, pull_request]

jobs:
  tests:
    name: Tests

    strategy:
      fail-fast: false
      matrix:
        ocaml-version: ["4.11.1", "4.10.1", "4.09.0", "4.08.1"]
        operating-system: [ubuntu-latest]

    runs-on: ${{ matrix.operating-system }}

    steps:
      - name: Checkout code
        uses: actions/checkout@v2

      - name: Use OCaml ${{ matrix.ocaml-version }}
        uses: avsm/setup-ocaml@v1
        with:
          ocaml-version: ${{ matrix.ocaml-version }}

      - name: Install dependencies
        run: |
          opam pin add -n albatross .
          opam depext -y albatross
          opam install -t --deps-only .

      - name: Build
        run: opam exec -- dune build