From 9c645f5c61ce9401ea0402feccc15a70443df5ad Mon Sep 17 00:00:00 2001
From: Chris Montgomery <chris@alley.co>
Date: Sun, 23 Jan 2022 12:42:09 -0500
Subject: [PATCH] feat: add top-level `lib` option

For parity with NixOS:

https://github.com/NixOS/nixpkgs/blob/master/nixos/modules/misc/lib.nix
---
 modules/misc/lib.nix    | 15 +++++++++++++++
 modules/module-list.nix |  1 +
 2 files changed, 16 insertions(+)
 create mode 100644 modules/misc/lib.nix

diff --git a/modules/misc/lib.nix b/modules/misc/lib.nix
new file mode 100644
index 00000000..e50794cc
--- /dev/null
+++ b/modules/misc/lib.nix
@@ -0,0 +1,15 @@
+{ lib, ... }:
+
+{
+  options = {
+    lib = lib.mkOption {
+      default = { };
+
+      type = lib.types.attrsOf lib.types.attrs;
+
+      description = ''
+        This option allows modules to define helper functions, constants, etc.
+      '';
+    };
+  };
+}
diff --git a/modules/module-list.nix b/modules/module-list.nix
index 30a83b9b..03c770e8 100644
--- a/modules/module-list.nix
+++ b/modules/module-list.nix
@@ -1,6 +1,7 @@
 [
   ./alias.nix
   ./documentation
+  ./misc/lib.nix
   ./security/pki
   ./security/sandbox
   ./system