build.yml

name: build

on:
  pull_request:
  push:
    branches:
      - master
  schedule:
    # Prime the caches every Monday
    - cron: 0 1 * * MON

jobs:
  build:
    strategy:
      fail-fast: false
      matrix:
        os:
          - ubuntu-latest
        ocaml-compiler:
          - "4.08"
          - "4.09"
          - "4.10"
          - "4.11"
          - "4.12"
          - "4.13"
          - "5.0"
          - "5.1"
        skip-test:
          - true
        skip-doc:
          - true
        skip-effects:
          - true
        include:
          - os: ubuntu-latest
            ocaml-compiler: "4.14"
            skip-effects: true
            skip-test: false
            skip-doc: true
          - os: ubuntu-latest
            ocaml-compiler: "ocaml-variants.4.14.2+options,ocaml-option-32bit"
            skip-effects: true
            skip-test: false
            skip-doc: true
          - os: macos-latest
            ocaml-compiler: "4.14"
            skip-effects: true
            skip-test: false
            skip-doc: true
          - os: windows-latest
            ocaml-compiler: "4.14"
            skip-effects: true
            skip-test: false
            skip-doc: true
          - os: ubuntu-latest
            ocaml-compiler: "5.2"
            skip-effects: false
            skip-test: false
            skip-doc: false
            # Note this OCaml compiler is bytecode only
          - os: ubuntu-latest
            ocaml-compiler: "ocaml-variants.5.2.0+options,ocaml-option-32bit"
            skip-effects: true # disabled for the same reason than `skip-test`
            skip-test: true # the `time_now.0.17` package is pulled and doesn't work in 32 bits :(
            skip-doc: true
          - os: macos-latest
            ocaml-compiler: "5.2"
            skip-effects: true
            skip-test: false
            skip-doc: true
          - os: windows-latest
            ocaml-compiler: "5.2"
            skip-effects: false
            skip-test: false
            skip-doc: true

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

    steps:
      - name: Set git to use LF
        if: matrix.ocaml-compiler < 5.2
        run: |
          git config --global core.autocrlf false
          git config --global core.eol lf
          git config --global core.ignorecase false

        # EJGA: Note that I tried to fix this upstream as depext is
        # getting much better, but no luck yet, c.f:
        # https://github.com/ocaml/opam-repository/pull/26626
      - name: Install apt 32-bit dependencies
        if: contains( matrix.ocaml-compiler, 'ocaml-option-32bit')
        run: |
          sudo apt-get install aptitude
          sudo dpkg --add-architecture i386
          sudo aptitude -o Acquire::Retries=30 update -q
          # Note we also install the 64-bit versions here as opam will
          # try to install them anyways, so we save an apt-roundtrip.
          sudo aptitude -o Acquire::Retries=30 install gcc-multilib g++-multilib pkg-config libgmp-dev libgmp-dev:i386 libx11-dev:i386 -y

      - name: Checkout tree
        uses: actions/checkout@v4

      - name: Set-up Node.js
        uses: actions/setup-node@v4
        with:
          node-version: lts/*

      - name: Set-up OCaml ${{ matrix.ocaml-compiler }}
        uses: ocaml/setup-ocaml@v3
        with:
          ocaml-compiler: ${{ matrix.ocaml-compiler }}
          dune-cache: true
          opam-pin: false

      - run: opam install conf-pkg-config
        if: runner.os == 'Windows'

      - name: Restore cached binaryen
        id: cache-binaryen
        uses: actions/cache/restore@v4
        with:
          path: binaryen
          key: ${{ runner.os }}-binaryen-version_118

      - name: Checkout binaryen
        if: steps.cache-binaryen.outputs.cache-hit != 'true'
        uses: actions/checkout@v4
        with:
          repository: WebAssembly/binaryen
          path: binaryen
          submodules: true
          ref: version_118

      - name: Install ninja (Ubuntu)
        if: matrix.os == 'ubuntu-latest' && steps.cache-binaryen.outputs.cache-hit != 'true'
        run: sudo apt-get install ninja-build

      - name: Install ninja (MacOS)
        if: matrix.os == 'macos-latest' && steps.cache-binaryen.outputs.cache-hit != 'true'
        run: brew install ninja

      - name: Build binaryen
        if: matrix.os != 'windows-latest' && steps.cache-binaryen.outputs.cache-hit != 'true'
        working-directory: ./binaryen
        run: |
          cmake -G Ninja .
          ninja

      - name: Build binaryen (Windows)
        if: matrix.os == 'windows-latest' && steps.cache-binaryen.outputs.cache-hit != 'true'
        working-directory: ./binaryen
        run: |
          opam install conf-cmake conf-c++

      - name: Build binaryen (Windows)
        if: matrix.os == 'windows-latest' && steps.cache-binaryen.outputs.cache-hit != 'true'
        working-directory: ./binaryen
        run: |
          opam exec -- cmake . -DBUILD_STATIC_LIB=ON -DBUILD_TESTS=off -DINSTALL_LIBS=off -DCMAKE_C_COMPILER=x86_64-w64-mingw32-gcc
          make -j 4

      - name: Cache binaryen
        if: steps.cache-binaryen.outputs.cache-hit != 'true'
        uses: actions/cache/save@v4
        with:
          path: binaryen
          key: ${{ runner.os }}-binaryen-version_118

      - name: Set binaryen's path
        shell: bash
        run: echo "$GITHUB_WORKSPACE/binaryen/bin" >> $GITHUB_PATH

      - name: Set binaryen's path (windows)
        if: matrix.os == 'windows-latest'
        shell: bash
        run: |
          cp $GITHUB_WORKSPACE/binaryen/bin/wasm-{merge,opt}.exe _opam\bin

      - name: Binaryen DEBUG
        shell: bash
        run: echo $PATH

      - name: Binaryen DEBUG
        if: matrix.os == 'windows-latest'
        shell: bash
        run: ls -l /cygdrive/d/a/wasm_of_ocaml/wasm_of_ocaml/binaryen/bin

      - name: Binaryen DEBUG
        shell: bash
        run: which wasm-merge

      - name: Install faked binaryen-bin package
        # It's faster to use a cached version
        run: opam install --fake binaryen-bin

      - run: opam install . --best-effort
        if: ${{ matrix.skip-test }}

      - run: cat VERSION | xargs opam pin . -n --with-version 
        if: ${{ !matrix.skip-test }}
        shell: bash

      - run: opam install conf-c++
        # Otherwise, the next step fails reinstalling gcc while compiling
        # other packages
        if: ${{ !matrix.skip-test && runner.os == 'Windows' }}

      - run: opam install . --with-test --deps-only
        # Install the test dependencies
        if: ${{ !matrix.skip-test }}

      - run: opam install .
        # Install the packages (without running the tests)
        if: ${{ !matrix.skip-test }}

      - run: opam exec -- make all
        if: ${{ !matrix.skip-test }}

      - run: opam exec -- make tests
        if: ${{ !matrix.skip-test }}

      - run: opam exec -- dune build @all @runtest --profile using-effects
        if: ${{ !matrix.skip-effects }}

      - run: opam exec -- git diff --exit-code
        if: ${{ !matrix.skip-test }}

      - name: build doc
        if: ${{ !matrix.skip-doc && github.event_name == 'push' && github.ref_name == 'master'}}
        run: |
          opam install odoc lwt_log cohttp-lwt-unix yojson ocp-indent graphics higlo
          opam exec -- make doc

      - name: synchronize doc
        if: ${{ !matrix.skip-doc && github.event_name == 'push' && github.ref_name == 'master' }}
        uses: JamesIves/github-pages-deploy-action@v4
        with:
          branch: wikidoc
          folder: doc-dev
          clean: true
          target-folder: doc/dev/