From 71f0042cfd9ba844d92c720b7c295aeaae19f2b7 Mon Sep 17 00:00:00 2001
From: Eman Resu <78693624+quatquatt@users.noreply.github.com>
Date: Tue, 26 May 2026 14:13:30 -0400
Subject: [PATCH] build-support/substitute: remove assertMsg usage

---
 pkgs/build-support/substitute/substitute.nix | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/pkgs/build-support/substitute/substitute.nix b/pkgs/build-support/substitute/substitute.nix
index ef8571e6beeb..431a97c9b1ba 100644
--- a/pkgs/build-support/substitute/substitute.nix
+++ b/pkgs/build-support/substitute/substitute.nix
@@ -54,8 +54,9 @@ optionalDeprecationWarning stdenvNoCC.mkDerivation (
   // args
   // lib.optionalAttrs (args ? substitutions) {
     substitutions =
-      assert lib.assertMsg (lib.isList args.substitutions)
-        ''pkgs.substitute: For "${name}", `substitutions` is passed, which is expected to be a list, but it's a ${builtins.typeOf args.substitutions} instead.'';
+      assert
+        lib.isList args.substitutions
+        || throw ''pkgs.substitute: For "${name}", `substitutions` is passed, which is expected to be a list, but it's a ${builtins.typeOf args.substitutions} instead.'';
       lib.escapeShellArgs args.substitutions;
   }
 )