nixpkgs/pkgs/development/ocaml-modules/ocaml-lsp/jsonrpc.nix

{
  buildDunePackage,
  stdlib-shims,
  ppx_yojson_conv_lib,
  ocaml-syntax-shims,
  yojson,
  result,
  fetchurl,
  lib,
  ocaml,
  version ?
    if lib.versionAtLeast ocaml.version "5.3" then
      "1.23.1"
    else if lib.versionAtLeast ocaml.version "5.2" then
      "1.21.0"
    else if lib.versionAtLeast ocaml.version "4.14" then
      "1.18.0"
    else if lib.versionAtLeast ocaml.version "4.13" then
      "1.10.5"
    else if lib.versionAtLeast ocaml.version "4.12" then
      "1.9.0"
    else
      "1.4.1",
}:

let
  params =
    {
      "1.23.1" = {
        name = "lsp";
        minimalOCamlVersion = "5.3";
        sha256 = "sha256-x0fjlAJmOeogRGfoWd6T6o6ZWNv0T3gNyyoYl8VtdXE=";
      };
      "1.22.0" = {
        name = "lsp";
        minimalOCamlVersion = "5.2";
        sha256 = "sha256-UZ3DV30V3CIQ3vpYBIGnQ1eRGNUGk7aRuxDLyCA/tYE=";
      };
      "1.21.0" = {
        name = "lsp";
        minimalOCamlVersion = "5.2";
        sha256 = "sha256-Z4cDN/8j0NK6Q3dL+1io/eBJd+o32k0txQDtC1fO9xc=";
      };
      "1.18.0" = {
        name = "lsp";
        minimalOCamlVersion = "4.14";
        sha256 = "sha256-tZ2kPM/S/9J3yeX2laDjnHLA144b8svy9iwae32nXwM=";
      };
      "1.17.0" = {
        name = "lsp";
        minimalOCamlVersion = "4.14";
        sha256 = "sha256-j7i71xfu/SYItNg0WBBbZg4N46ETTcj8IWrmWdTRlgA=";
      };
      "1.14.2" = {
        name = "lsp";
        minimalOCamlVersion = "4.14";
        sha256 = "sha256-1R+HYaGbPLGDs5DMN3jmnrZFMhMmPUHgF+s+yNzIVJQ=";
      };
      "1.10.5" = {
        name = "jsonrpc";
        minimalOCamlVersion = "4.13";
        sha256 = "sha256-TeJS6t1ruWhWPvWNatrnSUWI6T17XKiosHLYizBDDcw=";
      };
      "1.9.0" = {
        name = "jsonrpc";
        minimalOCamlVersion = "4.12";
        sha256 = "sha256:1ac44n6g3rf84gvhcca545avgf9vpkwkkkm0s8ipshfhp4g4jikh";
      };
      "1.4.1" = {
        name = "jsonrpc";
        minimalOCamlVersion = "4.06";
        sha256 = "1ssyazc0yrdng98cypwa9m3nzfisdzpp7hqnx684rqj8f0g3gs6f";
      };
    }
    ."${version}";
in

buildDunePackage rec {
  pname = "jsonrpc";
  inherit version;
  src = fetchurl {
    url = "https://github.com/ocaml/ocaml-lsp/releases/download/${version}/${params.name}-${version}.tbz";
    inherit (params) sha256;
  };

  inherit (params) minimalOCamlVersion;

  buildInputs =
    if lib.versionAtLeast version "1.7.0" then
      [ ]
    else
      [
        yojson
        stdlib-shims
        ocaml-syntax-shims
      ];

  propagatedBuildInputs =
    if lib.versionAtLeast version "1.23.1" then
      [ yojson ]
    else if lib.versionAtLeast version "1.7.0" then
      [ ]
    else
      [
        ppx_yojson_conv_lib
        result
      ];

  meta = with lib; {
    description = "Jsonrpc protocol implementation in OCaml";
    license = licenses.isc;
    platforms = platforms.unix;
    maintainers = [ ];
  };
}