From 383fa81e6f910d797b79161bac6d825e0034da2f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Na=C3=AFm=20Favier?= <n@monade.li>
Date: Sat, 22 Jul 2023 13:49:30 +0200
Subject: [PATCH] lib/generators/toKeyValue: add `indent` parameter

toKeyValue is generic enough that it is sometimes used as part of other
format generators, where it might be useful to specify the indentation
level.
---
 lib/generators.nix | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/lib/generators.nix b/lib/generators.nix
index a2dddedd2d3..c37be1942d8 100644
--- a/lib/generators.nix
+++ b/lib/generators.nix
@@ -81,9 +81,10 @@ rec {
    */
   toKeyValue = {
     mkKeyValue ? mkKeyValueDefault {} "=",
-    listsAsDuplicateKeys ? false
+    listsAsDuplicateKeys ? false,
+    indent ? ""
   }:
-  let mkLine = k: v: mkKeyValue k v + "\n";
+  let mkLine = k: v: indent + mkKeyValue k v + "\n";
       mkLines = if listsAsDuplicateKeys
         then k: v: map (mkLine k) (if lib.isList v then v else [v])
         else k: v: [ (mkLine k v) ];