From a017ab10eb0ecdd676280bc4c89c0e94850eee16 Mon Sep 17 00:00:00 2001
From: Eman Resu <78693624+quatquatt@users.noreply.github.com>
Date: Tue, 26 May 2026 13:22:43 -0400
Subject: [PATCH] lib.network: remove assertMsg usage

assertMsg sends our error message through a function call, even if the
error condition doesn't trigger. This requires a lot of thunk allocation
that can be easily avoided.
---
 lib/network/internal.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/lib/network/internal.nix b/lib/network/internal.nix
index adda711444fd..d22b2739c3f4 100644
--- a/lib/network/internal.nix
+++ b/lib/network/internal.nix
@@ -104,9 +104,9 @@ let
   */
   parseExpandedIpv6 =
     addr:
-    assert lib.assertMsg (
+    assert
       length addr == ipv6Pieces
-    ) "parseExpandedIpv6: expected list of integers with ${ipv6Pieces} elements";
+      || throw "parseExpandedIpv6: expected list of integers with ${ipv6Pieces} elements";
     let
       u16FromHexStr =
         hex: