default.nix

{
  stdenv,
  lib,
  nix,
  pkgs,
  srcDir ? null,
}:

let
  filterMesonBuild = builtins.filterSource (
    path: type: type != "directory" || baseNameOf path != "build"
  );
in
stdenv.mkDerivation {
  pname = "nix-eval-jobs";
  version = "2.24.1";
  src = if srcDir == null then filterMesonBuild ./. else srcDir;
  buildInputs = with pkgs; [
    nlohmann_json
    nix
    boost
    curl
  ];
  nativeBuildInputs =
    with pkgs;
    [
      meson
      pkg-config
      ninja
      # nlohmann_json can be only discovered via cmake files
      cmake
    ]
    ++ (lib.optional stdenv.cc.isClang [ pkgs.clang-tools ]);

  passthru.nix = nix;
  meta = {
    description = "Hydra's builtin hydra-eval-jobs as a standalone";
    homepage = "https://github.com/nix-community/nix-eval-jobs";
    license = lib.licenses.gpl3;
    maintainers = with lib.maintainers; [
      adisbladis
      mic92
    ];
    platforms = lib.platforms.unix;
  };
}