From b5d3a53de1d91dad2c9267f843d587db8b841855 Mon Sep 17 00:00:00 2001
From: Antoine du Hamel <duhamelantoine1995@gmail.com>
Date: Wed, 25 Mar 2026 14:38:31 +0100
Subject: [PATCH] nodejs: provide fallback passthru values on the symlink
 variant

Follow-up on dbcb81f67b5f1b652931c2aa7925f6b4f6837204

Derivations are recommended to replace `nodejs` with
`nodejs-slim`.
---
 pkgs/development/web/nodejs/symlink.nix | 40 +++++++++++++++++++++++--
 1 file changed, 38 insertions(+), 2 deletions(-)

diff --git a/pkgs/development/web/nodejs/symlink.nix b/pkgs/development/web/nodejs/symlink.nix
index 87bbdbec6314..d2b0e6e19151 100644
--- a/pkgs/development/web/nodejs/symlink.nix
+++ b/pkgs/development/web/nodejs/symlink.nix
@@ -3,7 +3,7 @@
   nodejs-slim,
   symlinkJoin,
 }:
-symlinkJoin {
+(symlinkJoin {
   pname = "nodejs";
   inherit (nodejs-slim) version passthru meta;
   paths = [
@@ -11,4 +11,40 @@ symlinkJoin {
     nodejs-slim.npm
   ]
   ++ lib.optional (builtins.hasAttr "corepack" nodejs-slim) nodejs-slim.corepack;
-}
+}).overrideAttrs
+  (nodejs: {
+    passthru =
+      (builtins.listToAttrs (
+        map
+          (name: {
+            inherit name;
+            value = lib.warn "Use nodejs-slim.${name} instead of nodejs.${name}" nodejs-slim.${name};
+          })
+          (
+            builtins.filter (
+              name:
+              !lib.strings.hasPrefix "__" name
+              && !(builtins.elem name [
+                "override"
+                "overrideAttrs"
+                "overrideDerivation"
+                "outputs"
+                "outputName"
+                "system"
+                "type"
+
+                # Filter out arguments of `getOutput`
+                "bin"
+                "dev"
+                "include"
+                "lib"
+                "man"
+                "out"
+                "static"
+              ])
+              && !(builtins.hasAttr name nodejs)
+            ) (builtins.attrNames nodejs-slim)
+          )
+      ))
+      // nodejs.passthru;
+  })