flake.nix

{
  description = "quickly create and manage temporary folders from the commandline";

  inputs = {
    flake-utils.url = "github:numtide/flake-utils";
    nixpkgs.url = "nixpkgs";
  };

  outputs = inputs: with inputs;
    flake-utils.lib.eachDefaultSystem (system:
      let
        pkgs = nixpkgs.legacyPackages.${system};
        t-rs = pkgs.rustPlatform.buildRustPackage
          rec {
            pname = "t-rs";
            version = "0.3.0";

            src = ./.;

            buildInputs = [ ];
            nativeBuildInputs = with pkgs; [ pkg-config ];
            cargoHash = "sha256-kZls/Bs/bygRT6u/6NmW6Zz+9B1RB2hEGSt7sLe9JK0=";

            postInstall = ''
                echo "function t {
    pkg=$out" > $out/bin/t-rs.sh
                echo '    cd $($pkg/bin/${pname} $@ | tail -n 1)
}' >> $out/bin/t-rs.sh
            '';

            meta = with pkgs.lib; {
              description = "quickly create and manage temporary folders from the commandline";
              homepage = "https://github.com/jdonszelmann/t-rs";
              license = licenses.mit;
            };
          };
      in
      rec {
        packages = {
          inherit t-rs;
          default = t-rs;
        };
      }
    );
}