top-level/stage: assert no by-name overwrites (#483820)

2026-03-20 21:09:30 +00:00
parent e40de2c63e e07663a621
commit e25f009880
1 changed files with 4 additions and 0 deletions
@@ -155,7 +155,11 @@ let
          overlays
          ;
      } res self super;
+
+      conflictingAttrs = lib.intersectAttrs res super;
    in
+    assert lib.assertMsg (conflictingAttrs == { })
+      "The following attributes were defined both in `pkgs/top-level/all-packages.nix` and elsewhere, most likely in `pkgs/by-name/`: ${lib.concatStringsSep ", " (lib.attrNames conflictingAttrs)}";
    res;

  aliases = self: super: lib.optionalAttrs config.allowAliases (import ./aliases.nix lib self super);