{ lib , rustPlatform , fetchFromGitHub , python3 , nix-update-script , stdenv }: rustPlatform.buildRustPackage rec { pname = "nickel"; version = "1.1.1"; src = fetchFromGitHub { owner = "tweag"; repo = pname; rev = "refs/tags/${version}"; hash = "sha256-bG0vNfKQpFQHDBfokvTpfXgVmKg6u/BcIz139pLwwsE="; }; cargoHash = "sha256-qPKAozFXv94wgY99ugjsSuaN92SXZGgZwI2+7UlerHQ="; cargoBuildFlags = [ "-p nickel-lang-cli" ]; nativeBuildInputs = [ python3 ]; # Disable checks on Darwin because of issue described in https://github.com/tweag/nickel/pull/1454 doCheck = !stdenv.isDarwin; passthru.updateScript = nix-update-script { }; meta = with lib; { homepage = "https://nickel-lang.org/"; description = "Better configuration for less"; longDescription = '' Nickel is the cheap configuration language. Its purpose is to automate the generation of static configuration files - think JSON, YAML, XML, or your favorite data representation language - that are then fed to another system. It is designed to have a simple, well-understood core: it is in essence JSON with functions. ''; changelog = "https://github.com/tweag/nickel/blob/${version}/RELEASES.md"; license = licenses.mit; maintainers = with maintainers; [ AndersonTorres felschr matthiasbeyer ]; }; }