flake.nix

{
 description = "Provide an environment for working in this repo";

 # to handle mac and linux
 inputs.flake-utils.url = "github:numtide/flake-utils";

 # we want to use a consistent nixpkgs across developers.
 inputs.nixpkgs.url = "github:NixOS/nixpkgs/nixpkgs-unstable";

 outputs = all@{ self, nixpkgs, flake-utils, ... }:
 flake-utils.lib.eachDefaultSystem (system:
 let
 pkgs = import nixpkgs {
 inherit system;
 };
 packages =
 let
 # everything we want available in our development environment that isn't managed by
 # npm, spago
 # we do not differentiate between libraries needed for building and tools at the moment.
 sharedPackages = with pkgs; [
 nodejs-16_x
 ];
 in
 sharedPackages;
 in {
 # produce our actual shell
 devShell = pkgs.mkShell rec {
 # make our packages available
 buildInputs = packages;
 };
 }
 );
}