initial commit

overlays/default.nix

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+# Loop through all files and directories and try and import them as nixpkgs
+# overlays. I've given them access to nixpkgs unstable just incase ;)
+{ lib, unstable, ... }:
+let
+files = builtins.readDir ./.;
+import_overlay = i: map (p: builtins.import (./. + ("/" + p)) { inherit unstable; }) i;
+in {
+  nixpkgs.overlays =
+    (files # files
+    |> lib.filterAttrs (n: v: v == "regular")
+    |> builtins.attrNames
+    |> builtins.filter (inp: inp != "default.nix"
+      && (builtins.match ".*\\.nix$" inp) != null)
+    |> import_overlay)
+    ++
+    (files # directories
+    |> lib.filterAttrs (n: v: v == "directory")
+    |> builtins.attrNames
+    |> import_overlay);
+}