lib.makeScopeWithSplicing: provide default for keep,extra

These are often unneeded by the user.

3 files changed, 3 insertions, 8 deletions

diff --git a/pkgs/development/interpreters/lua-5/default.nix b/pkgs/development/interpreters/lua-5/default.nix
index b0c6182caddd..918c3375b0d4 100644
--- a/pkgs/development/interpreters/lua-5/default.nix
+++ b/pkgs/development/interpreters/lua-5/default.nix
@@ -39,15 +39,13 @@ let
             selfHostHost = luaOnHostForHost.pkgs;
             selfTargetTarget = luaOnTargetForTarget.pkgs or {};
           };
-          keep = self: { };
-          extra = spliced0: {};
           extensions = lib.composeManyExtensions [
             generatedPackages
             overriddenPackages
             overrides
           ];
         in makeScopeWithSplicing {
-          inherit otherSplices keep extra;
+          inherit otherSplices;
           f = lib.extends extensions luaPackagesFun;
         })
         {
diff --git a/pkgs/development/interpreters/perl/default.nix b/pkgs/development/interpreters/perl/default.nix
index 6eb439ea4a9e..faf9e26cff7f 100644
--- a/pkgs/development/interpreters/perl/default.nix
+++ b/pkgs/development/interpreters/perl/default.nix
@@ -34,10 +34,8 @@ let
             selfHostHost = perlOnHostForHost.pkgs;
             selfTargetTarget = perlOnTargetForTarget.pkgs or {};
           };
-          keep = self: { };
-          extra = spliced0: {};
         in makeScopeWithSplicing {
-          inherit otherSplices keep extra;
+          inherit otherSplices;
           f = perlPackagesFun;
         })
         {
diff --git a/pkgs/development/interpreters/python/passthrufun.nix b/pkgs/development/interpreters/python/passthrufun.nix
index a4a04164ef31..91ff48d95719 100644
--- a/pkgs/development/interpreters/python/passthrufun.nix
+++ b/pkgs/development/interpreters/python/passthrufun.nix
@@ -48,7 +48,6 @@
       };
       hooks = import ./hooks/default.nix;
       keep = lib.extends hooks pythonPackagesFun;
-      extra = _: {};
       optionalExtensions = cond: as: lib.optionals cond as;
       pythonExtension = import ../../../top-level/python-packages.nix;
       python2Extension = import ../../../top-level/python2-packages.nix;
@@ -61,7 +60,7 @@
       ]);
       aliases = self: super: lib.optionalAttrs config.allowAliases (import ../../../top-level/python-aliases.nix lib self super);
     in makeScopeWithSplicing {
-      inherit otherSplices keep extra;
+      inherit otherSplices keep;
       f = lib.extends (lib.composeExtensions aliases extensions) keep;
     }) {
       overrides = packageOverrides;