From d47e3c95762881e35e894ca1ba1f77c00f8b7ba3 Mon Sep 17 00:00:00 2001
From: Robert Hensing <robert@roberthensing.nl>
Date: Tue, 18 Feb 2025 19:06:36 +0100
Subject: [PATCH] packaging: Make patch count lazier

This makes `nix.version` quicker to evaluate, which should speed up
package listing operations.

If you want an accurate count, use `lib.optionals` in your override
instead of `null` values.
---
 packaging/components.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/packaging/components.nix b/packaging/components.nix
index c26b4b9a8..bec4dc865 100644
--- a/packaging/components.nix
+++ b/packaging/components.nix
@@ -102,7 +102,7 @@ let
       src = finalScope.patchedSrc;
       version =
         let
-          n = lib.count (p: p != null) finalScope.patches;
+          n = lib.length finalScope.patches;
         in
         if n == 0 then finalAttrs.version else finalAttrs.version + "+${toString n}";