{ lib, config, pkgs, ... }: with lib; let cfg = config.progs.exa; bin = "${pkgs.exa}/bin/exa"; in { options.progs.exa = { enable = mkOption { type = types.bool; default = false; description = "Add and configure exa, a modern replacement for ls"; }; }; config = mkIf cfg.enable { programs.exa = { enable = true; enableAliases = true; }; }; }