From fb8b813438eb1f3760dd5e5336f438d63b4e7e01 Mon Sep 17 00:00:00 2001
From: Dawid Dziurla <dawidd0811@gmail.com>
Date: Mon, 3 Jun 2024 09:10:40 +0200
Subject: [PATCH] bat: skip activation script if not needed

---
 modules/programs/bat.nix | 17 +++++++++--------
 1 file changed, 9 insertions(+), 8 deletions(-)

diff --git a/modules/programs/bat.nix b/modules/programs/bat.nix
index 5d09145af..0b8260d16 100644
--- a/modules/programs/bat.nix
+++ b/modules/programs/bat.nix
@@ -162,14 +162,15 @@ in {
       # NOTE: run `bat cache --build` in an empty directory to work
       # around failure when ~/cache exists
       # https://github.com/sharkdp/bat/issues/1726
-      home.activation.batCache = hm.dag.entryAfter [ "linkGeneration" ] ''
-        (
-          export XDG_CACHE_HOME=${escapeShellArg config.xdg.cacheHome}
-          verboseEcho "Rebuilding bat theme cache"
-          cd "${pkgs.emptyDirectory}"
-          run ${lib.getExe cfg.package} cache --build
-        )
-      '';
+      home.activation.batCache = mkIf (cfg.syntaxes != { } || cfg.themes != { })
+        (hm.dag.entryAfter [ "linkGeneration" ] ''
+          (
+            export XDG_CACHE_HOME=${escapeShellArg config.xdg.cacheHome}
+            verboseEcho "Rebuilding bat theme cache"
+            cd "${pkgs.emptyDirectory}"
+            run ${lib.getExe cfg.package} cache --build
+          )
+        '');
     }
   ]);
 }