ci.yml

name: CI

# Trigger the workflow on push or pull request, but only for the main branch
on:
  pull_request:
  push:
    branches: ["main"]

jobs:
  check:
    name: Linting and formatting
    runs-on: ubuntu-latest
    steps:
      - name: Checkout base repo
        uses: actions/checkout@v2.3.5
      - name: Set up Haskell
        id: setup-haskell
        uses: haskell/actions/setup@v1
        with:
          ghc-version: 8.10
          cabal-version: latest
      - name: Get HLint
        uses: actions/checkout@v2.3.5
        with:
          repository: ndmitchell/hlint
          path: ./hlint
          ref: d33b02a6c187f4ca87a434b6c7f111c42da04794
      - name: Configure HLint
        working-directory: hlint
        run: cabal new-configure -w ghc --disable-optimization
      - name: Get Ormolu
        uses: actions/checkout@v2.3.5
        with:
          repository: tweag/ormolu
          path: ./ormolu
          ref: 807ee05aee2dff2a4222104abc75be3c776ee026
      - name: Configure Ormolu
        working-directory: ormolu
        run: cabal new-configure -w ghc --disable-optimization
      - name: Get cabal-fmt
        uses: actions/checkout@v2.3.5
        with:
          repository: phadej/cabal-fmt
          path: ./cabal-fmt
          ref: dc1e63bb10ddafd6152fae8f7206c3b201b0f7ab
      - name: Configure cabal-fmt
        working-directory: cabal-fmt
        run: cabal new-configure -w ghc --disable-optimization
      - name: Freeze
        run: |
          cd ./hlint
          cabal new-freeze
          cd ../ormolu
          cabal new-freeze
          cd ../cabal-fmt
          cabal new-freeze
      - name: Cache
        uses: actions/cache@v2.1.3
        env:
          V: 0
        with:
          path: |
            ${{ steps.setup-haskell.outputs.cabal-store }}
            ./hlint/dist-newstyle
            ./ormolu/dist-newstyle
            ./cabal-fmt/dist-newstyle
          key: ${{ env.V }}-${{ hashFiles('./hlint/cabal.project.freeze', './ormolu/cabal.project/freeze', './cabal-fmt/cabal.project.freeze') }}
          restore-keys: ${{ env.V }}-
      - name: Install HLint
        working-directory: hlint
        run: cabal new-install --install-method=copy --installdir=${{ runner.temp }} --overwrite-policy=always hlint
      - name: Install Ormolu
        working-directory: ormolu
        run: cabal new-install --install-method=copy --installdir=${{ runner.temp }} --overwrite-policy=always exe:ormolu
      - name: Install cabal-fmt
        working-directory: cabal-fmt
        run: cabal new-install --install-method=copy --installdir=${{ runner.temp }} --overwrite-policy=always cabal-fmt
      - name: Run all checks
        run: ./.github/check.sh ${{ runner.temp }}
  native:
    name: "Native: GHC ${{ matrix.ghc }} on ${{ matrix.os }}"
    runs-on: ${{ matrix.os }}
    strategy:
      matrix:
        os: [ubuntu-latest, macos-latest, windows-latest]
        ghc: ['8.10', '9.0', '9.2']
    steps:
      - name: Checkout base repo
        uses: actions/checkout@v2.3.5
      - name: Set up Haskell
        id: setup-haskell
        uses: haskell/actions/setup@v1
        with:
          ghc-version: ${{ matrix.ghc }}
          cabal-version: 'latest'
      - name: Configure
        run: cabal new-configure --enable-tests
      - name: Freeze
        run: cabal freeze
      - name: Cache
        uses: actions/cache@v2.1.3
        with:
          path: ${{ steps.setup-haskell.outputs.cabal-store }}
          key: ${{ runner.os }}-${{ matrix.ghc }}-${{ hashFiles('cabal.project.freeze') }}
          restore-keys: ${{ runner.os }}-${{ matrix.ghc }}-
      - name: Build
        run: cabal build
  emulated:
    name: "Emulated: GHC ${{ matrix.ghc }} on ${{ matrix.arch }}"
    runs-on: ubuntu-latest
    strategy:
      matrix:
        arch: ['aarch64', 'armv7', 'i386']
        ghc: ['8.10.7', '9.0.1', '9.2.1']
    steps:
      - name : Checkout base repo
        uses: actions/checkout@v2.3.5
      - name: Build
        uses: GarnetOS/run-on-arch-action@v2.1.2
        with:
          arch: ${{ matrix.arch }}
          distro: 'bullseye'
          githubToken: ${{ github.token }}
          install: |
            apt-get update -q -y
            apt-get install -q -y curl libnuma-dev autotools-dev clang llvm-dev make libgmp-dev libtinfo5 git
            curl -JL https://downloads.haskell.org/~ghcup/0.1.17.4/${{ matrix.arch }}-linux-ghcup-0.1.17.4 > ghcup
            chmod +x ghcup
            ./ghcup -v install ghc --set ${{ matrix.ghc }}
            ./ghcup -v install cabal --set
          run: |
            ~/.ghcup/bin/cabal update
            ~/.ghcup/bin/cabal build -w ~/.ghcup/bin/ghc