nix/overlay/Swappy.nix

{
  __findFile,
  config,
  pkgs,
  ...
}@args:
{
  # SEE: https://github.com/jtheoof/swappy/issues/131
  nixpkgs.overlays = [
    (final: prev: {
      swappy = prev.swappy.overrideAttrs (old: {
        patches = (old.patches or [ ]) ++ [ (import <patch/swappy/DefaultColor.nix> args).file ];
      });
    })
  ];
}