From ce1540ccd57a42949860e449c43f1d3b63bbcdf4 Mon Sep 17 00:00:00 2001
From: Chris Wright <daverandom@php.net>
Date: Fri, 17 Feb 2017 14:50:41 +0000
Subject: [PATCH] Handle zero-arg aliases correctly

---
 src/Chat/Message/Command.php | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/src/Chat/Message/Command.php b/src/Chat/Message/Command.php
index 1e1f605..541a7c8 100644
--- a/src/Chat/Message/Command.php
+++ b/src/Chat/Message/Command.php
@@ -68,7 +68,7 @@ public function hasParameters(int $minCount = -1): bool
     public function getText(): string
     {
         if (!isset($this->text)) {
-            $this->text = ltrim(substr(parent::getText(), strlen($this->commandName) + 2));
+            $this->text = ltrim(substr(parent::getText(), strlen($this->commandName) + 2) ?: '');
         }
 
         return $this->text;