parser, nix, project setup

nix/culr-module.nix

@@ -0,0 +1,31 @@
+{
+  pkgs,
+  lib,
+  config,
+  ...
+}: let
+  inherit (lib) mkIf mkEnableOption mkOption types;
+  cfg = config.programs.culr;
+in {
+  options.programs.meat = {
+    enable = mkEnableOption "culr";
+    pattern = mkOption {
+      type = with types; nullOr str;
+      default = null;
+      description = "colourising pattern";
+    };
+    palette = mkOption {
+      type = with types; nullOr str;
+      default = null;
+      description = "palette to use in comma separated RGB hex eg. #0f0f0f";
+    };
+  };
+
+  config = mkIf cfg.enable {
+    environment.systemPackages = let inherit (pkgs) culr; in [culr];
+    environment.sessionVariables = {
+      CULR_PATTERN = mkIf cfg.pattern cfg.pattern;
+      CULR_PALETTE = mkIf cfg.palette cfg.palette;
+    };
+  };
+}