Haskell infra: Do callPackage splicing

2018-07-07 14:28:42 -04:00
parent 0eb142cd46
commit f27f491784
2 changed files with 19 additions and 2 deletions
--- a/pkgs/top-level/splice.nix
+++ b/pkgs/top-level/splice.nix
@@ -131,4 +131,8 @@ in
  callPackages = lib.callPackagesWith splicedPackages;

  newScope = extra: lib.callPackageWith (splicedPackages // extra);
+
+  # Haskell package sets need this because they reimplement their own
+  # `newScope`.
+  __splicedPackages = splicedPackages // { recurseForDerivations = false; };
 }