From 08e98e2e632a4b9db9568799f2b36aea345dc36d Mon Sep 17 00:00:00 2001
From: pacien
Date: Tue, 15 Nov 2022 01:06:03 +0100
Subject: lib/shell: add optional print functions

---
 lib/mk-sandbox-system.nix | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

(limited to 'lib/mk-sandbox-system.nix')

diff --git a/lib/mk-sandbox-system.nix b/lib/mk-sandbox-system.nix
index b678399..56ccad1 100644
--- a/lib/mk-sandbox-system.nix
+++ b/lib/mk-sandbox-system.nix
@@ -55,8 +55,8 @@ in rec {
       # TODO: also print a summary of the host mount points
       # TODO: also print a summary of the forwarded ports
       interactiveShellInit = lib.mkBefore ''
-        ${lib.optionalString (envVars != {}) (shellLib.printEnvVars envVars)}
-        ${lib.optionalString (tools != []) (shellLib.printBins tools)}
+        ${shellLib.ifSomeAttrs envVars shellLib.printEnvVars}
+        ${shellLib.ifSomeList tools shellLib.printBins}
         echo
       '';
     };
-- 
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