-let nixpkgs_unstable = import (builtins.fetchTarball {
- # FIXME: upgrade to nixpkgs 19 when stable and stick to stable
- # versions
- name = "nixos-unstable-2018-12-08";
- url = https://github.com/nixos/nixpkgs/archive/61c3169a0e17d789c566d5b241bfe309ce4a6275.tar.gz;
- sha256 = "0qbycg7wkb71v20rchlkafrjfpbk2fnlvvbh3ai9pyfisci5wxvq";
-}) {};
-in
- with nixpkgs_unstable;
-{
- inherit nixpkgs_unstable;
+{ pkgs }:
+with pkgs;
+rec {
+ yarn2nixPackage = let
+ src = fetchFromGitHub {
+ owner = "moretea";
+ repo = "yarn2nix";
+ rev = "780e33a07fd821e09ab5b05223ddb4ca15ac663f";
+ sha256 = "1f83cr9qgk95g3571ps644rvgfzv2i4i7532q8pg405s4q5ada3h";
+ fetchSubmodules = true;
+ };
+ in
+ (callPackage src {}) // { inherit src; };
+
+ nodeEnv = import ./lib/node-env.nix;
+