flakelight/builtinModules/overlays.nix
2023-08-26 23:46:37 -07:00

34 lines
704 B
Nix

# flakelight -- Framework for simplifying flake setup
# Copyright (C) 2023 Archit Gupta <archit@accelbread.com>
# SPDX-License-Identifier: MIT
{ config, lib, flakelight, ... }:
let
inherit (lib) mkMerge mkOption mkIf;
inherit (lib.types) lazyAttrsOf nullOr;
inherit (flakelight.types) overlay;
in
{
options = {
overlay = mkOption {
type = nullOr overlay;
default = null;
};
overlays = mkOption {
type = lazyAttrsOf overlay;
default = { };
};
};
config = mkMerge [
(mkIf (config.overlay != null) {
overlays.default = config.overlay;
})
(mkIf (config.overlays != { }) {
outputs = { inherit (config) overlays; };
})
];
}