From 9790e70150c83693fa2bcdc65814d01536bf4915 Mon Sep 17 00:00:00 2001
From: Silvan Mosberger <silvan.mosberger@tweag.io>
Date: Wed, 31 May 2023 22:53:50 +0200
Subject: lib.list.findFirst: Make lazier

There's no need to evaluate list elements after a matching element
---
 lib/tests/misc.nix | 5 +++++
 1 file changed, 5 insertions(+)

(limited to 'lib/tests/misc.nix')

diff --git a/lib/tests/misc.nix b/lib/tests/misc.nix
index dcb8f1102612..ce980436c1bc 100644
--- a/lib/tests/misc.nix
+++ b/lib/tests/misc.nix
@@ -554,6 +554,11 @@ runTests {
     expected = 1000000;
   };
 
+  testFindFirstLazy = {
+    expr = findFirst (x: x == 1) 7 [ 1 (abort "list elements after the match must not be evaluated") ];
+    expected = 1;
+  };
+
 # ATTRSETS
 
   testConcatMapAttrs = {
-- 
cgit 1.4.1