From d7e6988c9b7bd7ada8662752ff654e4fde1a1426 Mon Sep 17 00:00:00 2001
From: Eman Resu <78693624+quatquatt@users.noreply.github.com>
Date: Thu, 2 Apr 2026 14:01:59 -0400
Subject: [PATCH] lib/strings.concatLines: call concatStringsSep directly

---
 lib/strings.nix | 3 +--
 1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/lib/strings.nix b/lib/strings.nix
index 3e7f16b48af0..961534536517 100644
--- a/lib/strings.nix
+++ b/lib/strings.nix
@@ -337,7 +337,6 @@ rec {
 
   /**
     Concatenate a list of strings, adding a newline at the end of each one.
-    Defined as `concatMapStrings (s: s + "\n")`.
 
     # Inputs
 
@@ -361,7 +360,7 @@ rec {
 
     :::
   */
-  concatLines = concatMapStrings (s: s + "\n");
+  concatLines = str: concatStringsSep "\n" str + "\n";
 
   /**
     Given string `s`, replace every occurrence of the string `from` with the string `to`.