.github/actions/setup-ocaml/action.yaml

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name: Setup OCaml
description: 'Prepare OCaml Build Environment'
inputs:
  need-depext:
    description: "Enable the automation feature for opam depext."
  need-pin:
    description: "Enable the automation feature for opam pin."

runs:
  using: "composite"
  steps:
    - name: Setup OCaml
      uses: ocaml/setup-ocaml@v3
      with:
        ocaml-compiler: 4.14
        opam-pin: ${{inputs.need-pin == true}}
        dune-cache: true

    - name: Set Opam env
      shell: bash
      run: opam env | tr '\n' ' ' >> $GITHUB_ENV
    - name: Add Opam switch to PATH
      shell: bash
      run: opam var bin >> $GITHUB_PATH