From 353558420eed9d3338d6ee5c498fa8c257a0b040 Mon Sep 17 00:00:00 2001
From: Lukasz Baldyga <c3ypt1c@gmail.com>
Date: Wed, 21 Oct 2020 17:28:10 +0100
Subject: [PATCH] fixed bug in Strip where input was only spaces

---
 .../Advanced Software Engineering/SettingsAndHelperFunctions.cs | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Advanced Software Engineering/Advanced Software Engineering/SettingsAndHelperFunctions.cs b/Advanced Software Engineering/Advanced Software Engineering/SettingsAndHelperFunctions.cs
index 62eb2eb..602dcce 100644
--- a/Advanced Software Engineering/Advanced Software Engineering/SettingsAndHelperFunctions.cs	
+++ b/Advanced Software Engineering/Advanced Software Engineering/SettingsAndHelperFunctions.cs	
@@ -61,6 +61,8 @@ namespace Advanced_Software_Engineering {
                 if (character != " "[0]) break;
             }
 
+            if (end == -1) return "";
+
             string result = text.Substring(start, end - start + 1);
 
             //Console.WriteLine("Started at: " + start);