From c575bcb62f6df0fe27c0e5e06403301edff572b7 Mon Sep 17 00:00:00 2001
From: clerie <git@clerie.de>
Date: Wed, 27 Mar 2024 23:21:30 +0100
Subject: [PATCH] Filter source for cletex2 package

---
 flake.nix | 9 ++++++++-
 1 file changed, 8 insertions(+), 1 deletion(-)

diff --git a/flake.nix b/flake.nix
index 9d46e2d..0c484a9 100644
--- a/flake.nix
+++ b/flake.nix
@@ -14,7 +14,14 @@
 
         outputs = [ "out" "tex" ];
 
-        src = ./.;
+        # Only include files that are required for the LaTeX
+        # package so we avoid unnecassary TeX env rebuilds on
+        # changing other parts of the repo like the Nix
+        # infrastructure
+        src = pkgs.lib.sources.sourceByRegex ./. [
+          "^build.lua$"
+          "^tex/.*$"
+        ];
 
         nativeBuildInputs = with pkgs; [
           (texlive.withPackages (ps: with ps; [ l3build ]))