genSystems function

flake.lock

@@ -0,0 +1,25 @@
+{
+  "nodes": {
+    "nixpkgs": {
+      "locked": {
+        "lastModified": 1716715802,
+        "narHash": "sha256-usk0vE7VlxPX8jOavrtpOqphdfqEQpf9lgedlY/r66c=",
+        "owner": "NixOS",
+        "repo": "nixpkgs",
+        "rev": "e2dd4e18cc1c7314e24154331bae07df76eb582f",
+        "type": "github"
+      },
+      "original": {
+        "id": "nixpkgs",
+        "type": "indirect"
+      }
+    },
+    "root": {
+      "inputs": {
+        "nixpkgs": "nixpkgs"
+      }
+    }
+  },
+  "root": "root",
+  "version": 7
+}

flake.nix

@@ -0,0 +1,12 @@
+{
+  outputs = { self, nixpkgs }: {
+    lib = rec {
+      mergeFlakes = flakes: nixpkgs.lib.attrsets.foldAttrs (prev: i: prev // i) {} flakes;
+      genSystems = (systems: f:
+        (mergeFlakes (map (system:
+          builtins.mapAttrs (k: v: { "${system}" = v; }) (f (import nixpkgs { inherit system; }))
+        ) systems))
+      );
+    };
+  };
+}