workflow.yaml

name: Continuous integration
on:
  - push
  - pull_request

jobs:
  build:
    name: Build - Windows
    runs-on: windows-latest
    steps:
      - name: Install dependencies
        run: |
          choco install -y haskell-stack
          choco install -y r --version 4.0.0
      - uses: actions/checkout@v1
      - name: Get Stack snapshot install directory
        id: stack-snapshot
        run: |
          stack path --snapshot-install-root
          echo "::set-output name=dir::$(stack path --snapshot-install-root)"
      - uses: actions/cache@v1
        with:
          path: ${{ steps.stack-snapshot.outputs.dir }}
          key: ${{ steps.stack-snapshot.outputs.dir }}-${{ hashFiles('**/*.cabal') }}
          restore-keys: |
            ${{ runner.os }}-stack-
      - name: Build
        run: |
          stack build inline-r H `
            --extra-lib-dirs="C:/Program files/R/R-4.0.0/bin/x64" `
            --extra-include-dirs="C:/Program files/R/R-4.0.0/include"
  test:
    name: Build & Test - ${{ matrix.os }} - ${{ matrix.stack_yaml }}
    strategy:
      matrix:
        os: [ubuntu-latest, macos-latest]
        stack_yaml: [stack.yaml, stack-lts-18.yaml, stack-lts-19.yaml]
    runs-on: ${{ matrix.os }}
    steps:
      - uses: actions/checkout@v2
      - uses: cachix/install-nix-action@v15
        with:
          nix_path: nixpkgs=./nixpkgs.nix
      - name: Install Stack
        run: |
          nix-env -f. -iA nixpkgs.stack
      - name: Get Stack snapshot install directory
        id: stack-snapshot
        run: |
          # XXX Workaround
          # https://github.com/commercialhaskell/stack/issues/5028.
          [ ${{ matrix.stack_yaml }} = stack.yaml ] || mv ${{ matrix.stack_yaml }} stack.yaml
          stack --nix path --snapshot-install-root
          echo "::set-output name=dir::$(stack --nix path --snapshot-install-root)"
      - uses: actions/cache@v2
        with:
          path: ${{ steps.stack-snapshot.outputs.dir }}
          key: ${{ steps.stack-snapshot.outputs.dir }}-${{ hashFiles('**/*.cabal') }}
          restore-keys: |
            ${{ steps.stack-snapshot.outputs.dir }}
      - name: Build
        run: |
          stack --nix build
      - name: Test
        if: ${{ runner.os == 'Linux' }}
        run: |
          stack --nix test
      - name: Test IHaskell jupyter notebook example
        if: ${{ runner.os == 'Linux' }}
        run: |
          stack --nix install
          export PATH=~/.local/bin:$PATH
          stack --nix exec -- ihaskell install
          stack --nix exec -- jupyter nbconvert --to notebook --execute --inplace ./IHaskell/examples/tutorial-ihaskell-inline-r.ipynb