jj-cz/nix/package.nix

{
  pkgs,
  nativeRustPlatform,
  windowsRustPlatform,
  ...
}: let
  cargoToml = fromTOML (builtins.readFile ../Cargo.toml);
  name = cargoToml.package.name;
  version = cargoToml.package.version;
  buildArgs = {
    pname = name;
    inherit version;
    src = pkgs.lib.cleanSource ../.;
    cargoLock.lockFile = ../Cargo.lock;
    useNextest = true;
    meta = {
      inherit (cargoToml.package) description homepage;
    };
    postBuild = ''
      ${pkgs.upx}/bin/upx target/*/release/${name}
    '';
  };
  nativeBuild =
    nativeRustPlatform.buildRustPackage buildArgs
    // {
      postBuild = "${pkgs.upx}/bin/upx target/*/release/${name}";
    };
  windowsBuild =
    windowsRustPlatform.buildRustPackage buildArgs
    // {
      postBuild = "${pkgs.upx}/bin/upx target/*/release/${name}.exe";
    };
in {
  default = nativeBuild;
  windows = windowsBuild;
}