From 2d27bdcd640759a5fb1b48125fee7280adad95f7 Mon Sep 17 00:00:00 2001
From: Chris Dawkins <indicostone@gmail.com>
Date: Sat, 23 Sep 2023 16:56:48 -0600
Subject: [PATCH] direnv: fix nushell syntax

With nushell `0.85.0` this is no longer valid syntax. This change fixes
the syntax error with `0.85.0` while still remaining valid for `0.84.0`
and earlier.
---
 modules/programs/direnv.nix | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/modules/programs/direnv.nix b/modules/programs/direnv.nix
index 23636644a..fd3f36840 100644
--- a/modules/programs/direnv.nix
+++ b/modules/programs/direnv.nix
@@ -134,7 +134,7 @@ in {
         $env.config = ($env.config | update hooks.pre_prompt ($env.config.hooks.pre_prompt | append {
           code: "
             let direnv = (${pkgs.direnv}/bin/direnv export json | from json)
-            let direnv = if ($direnv | length) == 1 { $direnv } else { {} }
+            let direnv = if not ($direnv | is-empty) { $direnv } else { {} }
             $direnv | load-env
             "
         }))