{ inputs ? import ../../inputs.nix {} , uninitializedNixpkgs ? import "${inputs.nixpkgs}/pkgs/top-level/default.nix" , ... } @ args: let attrsToRemove = [ "inputs" "overlays" "uninitializedNixpkgs" ]; options = (builtins.removeAttrs args attrsToRemove) // { overlays = (args.overlays or []) ++ [ # ../.. should be nix store path that represents self in outputs.nix that is gc-rooted by this point ( import ../overlays/selfExpr.nix { nixpkgsPath = "${builtins.toString ../..}/pkgs/top-level/impure.nix"; } ) ( import ../overlays/unstable-with-meta.nix { unstableSource = inputs.nixpkgs-unstable; revision = inputs.lock.nixpkgs-unstable.revision; } ) ( import ../overlays/version-info-fixup.nix { inherit inputs; } ) ( import ./by-name-overlay.nix ../by-name ) ]; }; in uninitializedNixpkgs options