name: CI

# Controls when the action will run. 
on:
  # Allows you to run this workflow manually from the Actions tab
  workflow_dispatch:

jobs:
  build:
    strategy:
      fail-fast: false
      matrix:
        os:
          - ubuntu-latest
          - windows-latest
        ocaml-compiler:
          - 4.12.x

    runs-on: ${{ matrix.os }}

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

      - name: Use OCaml ${{ matrix.ocaml-compiler }}
        uses: ocaml/setup-ocaml@v2
        with:
          ocaml-compiler: ${{ matrix.ocaml-compiler }}

      - run: opam install . --deps-only

      - run: opam exec -- dune build
      
      - name: Upload artifact
        uses: actions/upload-artifact@v2.2.3
        with:
            name: |
              if [ "$RUNNER_OS" == "Windows" ]; then
                  echo "nbr-win"
              else
                 echo "nbr-lin"
              fi
            path: |
              if [ "$RUNNER_OS" == "Windows" ]; then
                  echo "_build/install/default/bin/nbr.exe"
              else
                  echo "_build/install/default/bin/nbr"
              fi
            retention-days: 1