binaries.yml

name: Build binaries

on:
  workflow_dispatch: {}

env:
  OCAML_VERSION: 4.14.1

jobs:
  build:
    strategy:
      fail-fast: false
      matrix:
        include:
          - os: ubuntu-latest
            sdk: ""
            profile: static
            name: ubuntu
          - os: macos-13
            sdk: "10.11"
            profile: release
            name: macos-x86_64
          - os: macos-latest
            sdk: "11.0"
            profile: release
            name: macos-arm64

    runs-on: ${{ matrix.os }}
    name: Build ${{ matrix.name }} stanc

    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Download older SDK
        if: matrix.sdk != ''
        run: |
          wget https://github.com/phracker/MacOSX-SDKs/releases/download/11.3/MacOSX${{matrix.sdk}}.sdk.tar.xz
          tar -xvf MacOSX${{matrix.sdk}}.sdk.tar.xz
          sudo mv MacOSX${{matrix.sdk}}.sdk /Library/Developer/CommandLineTools/SDKs

          echo "MACOSX_DEPLOYMENT_TARGET=${{matrix.sdk}}" >> $GITHUB_ENV
          echo "SDKROOT=/Library/Developer/CommandLineTools/SDKs/MacOSX${{matrix.sdk}}.sdk/" >> $GITHUB_ENV

      - name: Use OCaml ${{ env.OCAML_VERSION }}
        uses: ocaml/setup-ocaml@v3
        with:
          ocaml-compiler: ${{ env.OCAML_VERSION }}
          dune-cache: ${{ matrix.name != 'macos-x86_64' }}

      - if: matrix.name == 'macos-x86_64'
        run: opam pin -y dune 3.6.0 --no-action

      - run: bash -x scripts/install_build_deps.sh

      - name: Build ${{ matrix.name }}
        run: opam exec -- dune subst; opam exec -- dune build --profile ${{ matrix.profile }}

      - run: mv _build/default/src/stanc/stanc.exe ${{ matrix.name }}-stanc

      - name: Upload ${{ matrix.name }} stanc
        uses: actions/upload-artifact@v4
        with:
          name: ${{ matrix.name }}-stanc
          path: ${{ matrix.name }}-stanc

  build-universal:
    needs: build
    runs-on: macos-latest
    name: Build MacOS universal stanc

    steps:
      - name: Download artifacts
        uses: actions/download-artifact@v4
        with:
          merge-multiple: true

      - name: Run lipo
        run: |
          ls
          lipo -create -output macos-stanc macos-*-stanc
          lipo -archs macos-stanc

      - name: Upload macos-stanc
        uses: actions/upload-artifact@v4
        with:
          name: macos-stanc
          path: macos-stanc

  xbuild-windows:
    runs-on: ubuntu-latest
    name: Build Windows stanc (cross-compiler)

    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Install cross-compiler
        run: sudo apt-get update; sudo apt-get install -y gcc-mingw-w64-x86-64

      - name: Use OCaml ${{ env.OCAML_VERSION }}
        uses: ocaml/setup-ocaml@v3
        with:
          cache-prefix: v1-windows
          dune-cache: true
          ocaml-compiler: ocaml-windows64.${{ env.OCAML_VERSION }}
          opam-repositories: |
            windows: http://github.com/ocaml-cross/opam-cross-windows.git
            default: https://github.com/ocaml/opam-repository.git

      - run: bash -x scripts/install_build_deps_windows.sh

      - name: Build
        run: |
          opam exec -- dune subst
          opam exec -- dune build -x windows

      - run: mv _build/default.windows/src/stanc/stanc.exe windows-stanc

      - name: Upload Windows stanc
        uses: actions/upload-artifact@v4
        with:
          name: windows-stanc
          path: windows-stanc

  build-js:
    runs-on: ubuntu-latest
    name: Build stanc.js

    steps:
      - name: Checkout code
        uses: actions/checkout@v4

      - name: Use OCaml ${{ env.OCAML_VERSION }}
        uses: ocaml/setup-ocaml@v3
        with:
          ocaml-compiler: ${{ env.OCAML_VERSION }}
          dune-cache: true
          cache-prefix: v1-js

      - run: bash -x scripts/install_build_deps.sh
      - run: bash -x scripts/install_js_deps.sh

      - run: opam exec -- dune build --profile release src/stancjs

      - run: mv _build/default/src/stancjs/stancjs.bc.js stanc.js

      - name: Upload stanc.js
        uses: actions/upload-artifact@v4
        with:
          name: stanc.js
          path: stanc.js

  test-builds:
    needs: [build, build-universal, xbuild-windows]

    strategy:
      fail-fast: false
      matrix:
        include:
          - os: ubuntu-latest
            name: ubuntu
          - os: macos-latest
            name: macos
          - os: macos-13
            name: macos
          - os: windows-latest
            name: windows

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

    name: Test built stanc on ${{ matrix.os }}

    steps:
      - name: Download artifacts
        uses: actions/download-artifact@v4
        with:
          name: ${{ matrix.name }}-stanc

      - name: Update permissions
        if: matrix.name != 'windows'
        run: chmod +x ${{ matrix.name }}-stanc

      - name: Run tests
        run: |
          mv ${{ matrix.name }}-stanc stanc.exe
          ./stanc.exe --help