From 8ca0687b97298518ec7a074427de074d06ebc20a Mon Sep 17 00:00:00 2001
From: uoleg <126404029+uoleg@users.noreply.github.com>
Date: Mon, 27 Feb 2023 20:24:33 +0300
Subject: [PATCH] nixos/nano: refactor nanorc creation The default syntax
 highlighting rules are included at the top of the nanorc file to allow
 overriding.

---
 nixos/modules/programs/nano.nix | 13 +++++++++++--
 1 file changed, 11 insertions(+), 2 deletions(-)

diff --git a/nixos/modules/programs/nano.nix b/nixos/modules/programs/nano.nix
index 16bab620d6e2..7705bf0ddc72 100644
--- a/nixos/modules/programs/nano.nix
+++ b/nixos/modules/programs/nano.nix
@@ -35,8 +35,17 @@ in
   ###### implementation
 
   config = lib.mkIf (cfg.nanorc != "" || cfg.syntaxHighlight) {
-    environment.etc.nanorc.text = lib.concatStrings [ cfg.nanorc
-      (lib.optionalString cfg.syntaxHighlight ''${LF}include "${pkgs.nano}/share/nano/*.nanorc"'') ];
+    environment.etc.nanorc.text = lib.concatStringsSep LF (
+      ( lib.optionals cfg.syntaxHighlight [
+          "# The line below is added because value of programs.nano.syntaxHighlight is set to true"
+          ''include "${pkgs.nano}/share/nano/*.nanorc"''
+          ""
+      ])
+      ++ ( lib.optionals (cfg.nanorc != "") [
+        "# The lines below have been set from value of programs.nano.nanorc"
+        cfg.nanorc
+      ])
+    );
   };
 
 }