packages.nix

# A NixOS module which exposes custom packages to other modules.
{ pkgs, ...}:
let
  ourpkgs = pkgs.callPackage ../../nixos/pkgs {};
in {
  config = {
    # Expose `nixos/pkgs` as a new module argument `ourpkgs`.
    _module.args.ourpkgs = ourpkgs;
    # Also expose it as a config setting, for usage by tests,
    # since the `_module` config is not exposed in the result.
    passthru.ourpkgs = ourpkgs;
  };
}