Expose eachSystem

flake.nix

@@ -26,7 +26,9 @@
       eachSystemOp =
         op: systems: f:
         builtins.foldl' (op f) { } systems;
-      mapEachSystem = eachSystemOp (
+    in
+    {
+      lib.eachSystem = eachSystemOp (
         f: attrs: system:
         let
           result = f system;
@@ -41,8 +43,6 @@
           }
         ) attrs (builtins.attrNames result)
       );
-    in
-    {
       lib.mkFlake =
         options@{
           flakeBaseSystems ? [
@@ -62,7 +62,7 @@
           ];
         in
         (snowfall-lib.mkFlake snowfallOptions)
-        // (mapEachSystem flakeBaseSystems (
+        // (self.lib.eachSystem flakeBaseSystems (
           system:
           let
             pkgs = import nixpkgs { inherit system; };