webnsupdate/default.nix

{
  lib,
  rustPlatform,
}: let
  readToml = path: builtins.fromTOML (builtins.readFile path);
  cargoToml = readToml ./Cargo.toml;
  pname = cargoToml.package.name;
  inherit (cargoToml.package) version description;
  src = lib.cleanSourceWith {
    src = ./.;
    name = "${pname}-source";
    # Adapted from <https://github.com/ipetkov/crane/blob/master/lib/filterCargoSources.nix>
    # no need to pull in crane for just this
    filter = orig_path: type: let
      path = toString orig_path;
      base = baseNameOf path;
      parentDir = baseNameOf (dirOf path);
      matchesSuffix = lib.any (suffix: lib.hasSuffix suffix base) [
        # Rust sources
        ".rs"
        # TOML files are often used to configure cargo based tools (e.g. .cargo/config.toml)
        ".toml"
      ];
      isCargoLock = base == "Cargo.lock";
      # .cargo/config.toml is captured above
      isOldStyleCargoConfig = parentDir == ".cargo" && base == "config";
    in
      type == "directory" || matchesSuffix || isCargoLock || isOldStyleCargoConfig;
  };
in
  rustPlatform.buildRustPackage {
    inherit pname version src;
    cargoLock.lockFile = ./Cargo.lock;
    useNextest = true;

    meta = {
      inherit description;
      license = lib.licenses.mit;
      homepage = "https://github.com/jalil-salame/webnsupdate";
      mainProgram = "webnsupdate";
    };
  }