feat: initial commit; NixOS Era

pkgs/neovim/lsp/nixd.lua

@@ -0,0 +1,36 @@
+return {
+	cmd = { 'nixd' },
+	filetypes = { 'nix' },
+	root_markers = { { 'configuration.nix', 'flake.nix', 'default.nix' } },
+	settings = {
+		nixd = {
+			options = {
+				nixos = {
+					expr = [[
+						(import <nixpkgs/nixos/lib/eval-config.nix> {
+							modules = [
+								<nixos-config>
+								/etc/nixos/hardware-configuration.nix
+							];
+						})
+						.options
+					]]
+				},
+				['home-manager'] = {
+					expr = [[
+						let 
+							pkgs = import <nixpkgs> {};
+							config = pkgs.callPackage <nixos-config> {};
+							home-manager = builtins.fetchTarball "https://github.com/nix-community/home-manager/archive/release-${config.system.stateVersion}.tar.gz";
+						in
+							(import "${home-manager}/modules" {
+								inherit pkgs;
+								configuration = /etc/nixos/home.nix;
+							})
+							.options
+					]]
+				}
+			}
+		}
+	}
+}