From 01ff5c9ab078aa7d5a139de45f31f5bf489c3905 Mon Sep 17 00:00:00 2001
From: jcheron <myaddressmail@gmail.com>
Date: Fri, 25 Feb 2022 02:43:11 +0100
Subject: [PATCH] fix php 8.1 deprecation (json_encode with null)

---
 src/Ubiquity/controllers/admin/traits/CommandsTrait.php | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/Ubiquity/controllers/admin/traits/CommandsTrait.php b/src/Ubiquity/controllers/admin/traits/CommandsTrait.php
index d72a2ed..2cc5f70 100644
--- a/src/Ubiquity/controllers/admin/traits/CommandsTrait.php
+++ b/src/Ubiquity/controllers/admin/traits/CommandsTrait.php
@@ -428,6 +428,9 @@ public function _displayHelp($commandName) {
 					return "<b><span class='ui brown text'>$v</span></b>";
 				});
 				$dt->setValueFunction('values', function ($v) {
+					if ($v == null) {
+						return '';
+					}
 					return "<pre>" . \json_encode($v, (\count($v) > 3) ? JSON_PRETTY_PRINT : null) . "</pre>";
 				});
 				$dt->setValueFunction('defaultValue', function ($v) {