From a252bcce13f33ceab119fa931b2dac9a24c7a630 Mon Sep 17 00:00:00 2001
From: Andrew Fechser <82467216+afechser-bamboo@users.noreply.github.com>
Date: Wed, 29 Dec 2021 20:35:49 -0700
Subject: [PATCH] Update CronExpression.php

If the DayOfMonth is set to L the usort reorders the $combined and then $nth points to the current date instead of the last day of the month.
---
 src/Cron/CronExpression.php | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/src/Cron/CronExpression.php b/src/Cron/CronExpression.php
index 994c1147..89992954 100644
--- a/src/Cron/CronExpression.php
+++ b/src/Cron/CronExpression.php
@@ -390,9 +390,11 @@ protected function getRunDate($currentTime = null, int $nth = 0, bool $invert =
             $dowRunDates = $dowExpression->getMultipleRunDates($nth + 1, $currentTime, $invert, $allowCurrentDate, $timeZone);
 
             $combined = array_merge($domRunDates, $dowRunDates);
-            usort($combined, function ($a, $b) {
-                return $a->format('Y-m-d H:i:s') <=> $b->format('Y-m-d H:i:s');
-            });
+            if ($parts[2] !== 'L') {
+                usort($combined, function ($a, $b) {
+                    return $a->format('Y-m-d H:i:s') <=> $b->format('Y-m-d H:i:s');
+                });
+            }
 
             return $combined[$nth];
         }