From 23ba50611321035e02f5bfc2f5f809600ccc2f7b Mon Sep 17 00:00:00 2001
From: Florian Klink <flokli@flokli.de>
Date: Sat, 9 May 2020 16:39:58 +0200
Subject: [PATCH] nixos/nsswitch: improve error message

Show the config option triggering the assertion, so people don't
necessary lookup the nixpkgs source code.
---
 nixos/modules/config/nsswitch.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/nixos/modules/config/nsswitch.nix b/nixos/modules/config/nsswitch.nix
index 9d1b67d3bbf..d19d35a4890 100644
--- a/nixos/modules/config/nsswitch.nix
+++ b/nixos/modules/config/nsswitch.nix
@@ -99,7 +99,7 @@ with lib;
         # If disabling nscd is really necessary, it's still possible to opt out
         # by forcing config.system.nssModules to [].
         assertion = config.system.nssModules.path != "" -> config.services.nscd.enable;
-        message = "Loading NSS modules from path ${config.system.nssModules.path} requires nscd being enabled.";
+        message = "Loading NSS modules from system.nssModules (${config.system.nssModules.path}), requires services.nscd.enable being set to true.";
       }
     ];