feat: Package definition

packages/lixyvim/default.nix

@@ -0,0 +1,65 @@
+{ lib
+, pkgs
+, inputs
+, neovim-settings ? { }
+, neovim-config ? { }
+, ...
+}:
+let
+  raw-modules = lib.snowfall.fs.get-default-nix-files-recursive (
+    lib.snowfall.fs.get-file "/modules/nixvim"
+  );
+
+  wrapped-modules = builtins.map
+    (
+      raw-module:
+      args@{ ... }:
+      let
+        module = import raw-module;
+        result =
+          if builtins.isFunction module then
+            module
+              (
+                args
+                // {
+                  # NOTE: nixvim doesn't allow for these to be customized so we must work around the
+                  # module system here...
+                  inherit lib pkgs;
+                }
+              )
+          else
+            module;
+      in
+      result // { _file = raw-module; }
+    )
+    raw-modules;
+
+  raw-neovim = pkgs.nixvim.makeNixvimWithModule {
+    inherit pkgs;
+
+    module = {
+      imports = wrapped-modules;
+
+      config = lib.mkMerge [
+        {
+          _module.args = {
+            settings = neovim-settings;
+            lib = lib.mkForce lib;
+          };
+        }
+
+        neovim-config
+      ];
+    };
+  };
+
+  neovim = raw-neovim.overrideAttrs (attrs: {
+    meta = attrs.meta // {
+      # NOTE: The default platforms specified aren't actually all
+      # supported by nixvim. Instead, only support the ones that can build with
+      # the module system.
+      platforms = builtins.attrNames inputs.nixvim.legacyPackages;
+    };
+  });
+in
+neovim