jane_ocaml5.yml

name: jane_ocaml5
on: [push, pull_request]
jobs:
  jane_ocaml5:
    name: Check that resolved files build
    runs-on: ubuntu-latest
    steps:
      - name: Cache OCaml 4.14, dune, and menhir
        uses: actions/cache@v2
        id: cache
        with:
          path: ${{ github.workspace }}/ocaml-414/_install
          key: ocaml-414-dune-361-menhir-20231231--v1

      - name: Checkout OCaml 4.14
        uses: actions/checkout@master
        if: steps.cache.outputs.cache-hit != 'true'
        with:
          repository: 'ocaml/ocaml'
          path: 'ocaml-414'
          ref: '4.14'

      - name: Build OCaml 4.14
        if: steps.cache.outputs.cache-hit != 'true'
        working-directory: ocaml-414
        run: |
          ./configure --prefix=$GITHUB_WORKSPACE/ocaml-414/_install
          make -j $J world.opt
          make install
          # Remove unneeded parts to shrink cache file
          rm -rf $GITHUB_WORKSPACE/ocaml-414/_install/{lib/ocaml/expunge,bin/*.byte}

      - name: Checkout dune github repo
        uses: actions/checkout@master
        if: steps.cache.outputs.cache-hit != 'true'
        with:
          repository: 'ocaml/dune'
          ref: '3.6.1'
          path: 'dune'

      - name: Build dune
        working-directory: dune
        if: steps.cache.outputs.cache-hit != 'true'
        run: |
          PATH=$GITHUB_WORKSPACE/ocaml-414/_install/bin:$PATH make release
          cp _boot/dune.exe $GITHUB_WORKSPACE/ocaml-414/_install/bin/dune

      - name: Checkout menhir github repo
        uses: actions/checkout@master
        if: steps.cache.outputs.cache-hit != 'true'
        with:
          repository: 'LexiFi/menhir'
          ref: '20231231'
          path: 'menhir'

      - name: Build menhir
        working-directory: menhir
        if: steps.cache.outputs.cache-hit != 'true'
        run: |
          PATH=$GITHUB_WORKSPACE/ocaml-414/_install/bin:$PATH dune build
          cp _build/install/default/bin/menhir $GITHUB_WORKSPACE/ocaml-414/_install/bin/menhir
          # Our dune rule uses `menhirLib.mli`, which we can't simply `cp`
          # because it's a symbolic link to a relative path.
          export TARGET_FILE=$GITHUB_WORKSPACE/ocaml-414/_install/lib/menhirLib/menhirLib.mli
          mkdir -p $(dirname $TARGET_FILE)
          cat _build/install/default/lib/menhirLib/menhirLib.mli > $TARGET_FILE

      - name: Checkout the ocaml-jst repo
        uses: actions/checkout@master
        with:
          path: 'ocaml-jst'

      - name: Configure
        working-directory: ocaml-jst
        run: |
          autoconf
          ./configure --prefix=$GITHUB_WORKSPACE/ocaml-5/_install --with-dune=$GITHUB_WORKSPACE/ocaml-414/_install/bin/dune

      - name: Check that resolved files build
        working-directory: ocaml-jst
        run: |
          export PATH=$GITHUB_WORKSPACE/ocaml-414/_install/bin:$PATH
          jane/build-resolved-files-for-ci