ocaml-lsp-compat.yml

name: Check ocaml-lsp compat

# Controls when the action will run. Triggers the workflow on push or pull request
# events but only for the master branch
on:
  push:
    branches: [ master ]
    paths-ignore:
      - '**.md'
      - '**.txt'
      - '.git*'
      - 'doc/**'
      - 'emacs/**'
      - 'vim/**'
      - '**/emacs-lint.yml'
  pull_request:
    branches: [ master ]
    paths-ignore:
      - '**.md'
      - '**.txt'
      - '.git*'
      - 'doc/**'
      - 'emacs/**'
      - 'vim/**'
      - '**/emacs-lint.yml'

# A workflow run is made up of one or more jobs that can run sequentially or in parallel
jobs:
  # This workflow contains a single job called "build"
  build:
    strategy:
      fail-fast: false
      matrix:
        os:
          - ubuntu-latest
        ocaml-compiler:
          - 4.14.x
    # The type of runner that the job will run on
    runs-on: ${{ matrix.os }}

    # Steps represent a sequence of tasks that will be executed as part of the job
    steps:
      # Checks-out your repository under $GITHUB_WORKSPACE, so your job can access it
      - uses: actions/checkout@v3

      - name: Set up OCaml ${{ matrix.ocaml-compiler }}
        uses: ocaml/setup-ocaml@v2
        with:
          # Version of the OCaml compiler to initialise
          ocaml-compiler: ${{ matrix.ocaml-compiler }}

      - name: Check that Merlin and OCaml-LSP are co-installable
        run: |
          opam depext conf-jq # opam depext bug
          opam --cli=2.1 pin --with-version=dev --no-action https://github.com/ocaml/ocaml-lsp.git
          opam --cli=2.1 pin --with-version=dev --no-action .
          opam install ocaml-lsp-server --with-test --ignore-constraints-on=merlin-lib