nodejs: Add a .pkgs attribute

pkgs/development/web/nodejs/nodejs.nix

@@ -1,5 +1,7 @@
 { lib, stdenv, fetchurl, openssl, python, zlib, libuv, util-linux, http-parser
 , pkg-config, which
+# for `.pkgs` attribute
+, callPackage
 # Updater dependencies
 , writeScript, coreutils, gnugrep, jq, curl, common-updater-scripts, nix, runtimeShell
 , gnupg
@@ -40,9 +42,7 @@ let
       (builtins.attrNames sharedLibDeps);
 
   extraConfigFlags = optionals (!enableNpm) [ "--without-npm" ];
-in
-
-  stdenv.mkDerivation {
+  self = stdenv.mkDerivation {
     inherit version;
 
     name = "${baseName}-${version}";
@@ -83,6 +83,10 @@ in
 
     passthru.interpreterName = "nodejs";
 
+    passthru.pkgs = callPackage ../../node-packages/default.nix {
+      nodejs = self;
+    };
+
     setupHook = ./setup-hook.sh;
 
     pos = builtins.unsafeGetAttrPos "version" args;
@@ -146,4 +150,5 @@ in
     };
 
     passthru.python = python; # to ensure nodeEnv uses the same version
-}
+  };
+in self

pkgs/top-level/all-packages.nix

@@ -6873,13 +6873,9 @@ with pkgs;
   nodejs_latest = nodejs-16_x;
   nodejs-slim_latest = nodejs-slim-16_x;
 
-  nodePackages_latest = dontRecurseIntoAttrs (callPackage ../development/node-packages/default.nix {
-    nodejs = nodejs_latest;
-  });
+  nodePackages_latest = dontRecurseIntoAttrs nodejs_latest.pkgs;
 
-  nodePackages = dontRecurseIntoAttrs (callPackage ../development/node-packages/default.nix {
-    inherit nodejs;
-  });
+  nodePackages = dontRecurseIntoAttrs nodejs.pkgs;
 
   np2kai = callPackage ../misc/emulators/np2kai { };