From 6012c399c1408c56a2b68ff48f401a7daceccf59 Mon Sep 17 00:00:00 2001
From: Valentin Gagarin <valentin@gagarin.work>
Date: Tue, 15 Oct 2024 23:58:06 +0200
Subject: [PATCH] smarter indent

this allows writing the beginning of the indented string at the desired
indentation
---
 lib.nix | 10 +++++++++-
 1 file changed, 9 insertions(+), 1 deletion(-)

diff --git a/lib.nix b/lib.nix
index 87a66df..7e81147 100644
--- a/lib.nix
+++ b/lib.nix
@@ -36,7 +36,15 @@ rec {
   splitLines = s: with builtins; filter (x: !isList x) (split "\n" s);
 
   indent = prefix: s:
-    join "\n" (map (x: if x == "" then x else "${prefix}${x}") (splitLines s));
+    with lib.lists;
+    let
+      lines = splitLines s;
+    in
+    join "\n" (
+      [ (head lines) ]
+      ++
+      (map (x: if x == "" then x else "${prefix}${x}") (tail lines))
+    );
 
   types = rec {
     collection = elemType: