From de1f178f303878da3ad45a2b22e9a2fbec7b9d04 Mon Sep 17 00:00:00 2001
From: Matthew Endsley <mendsley@gmail.com>
Date: Wed, 31 Mar 2021 11:56:47 -0700
Subject: [PATCH] Add additional context for invalid ByteSpans

---
 Hazel/ByteSpan.cs | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/Hazel/ByteSpan.cs b/Hazel/ByteSpan.cs
index 9d33193..506b153 100644
--- a/Hazel/ByteSpan.cs
+++ b/Hazel/ByteSpan.cs
@@ -54,9 +54,13 @@ namespace Hazel
                 {
                     throw new ArgumentException("Invalid offset", nameof(offset));
                 }
-                if (length < 0 || (offset + length) > array.Length)
+                if (length < 0)
                 {
-                    throw new ArgumentException("Invalid length", nameof(length));
+                    throw new ArgumentException($"Invalid length: {length}", nameof(length));
+                }
+                if ((offset + length) > array.Length)
+                {
+                    throw new ArgumentException($"Invalid length. Length: {length} Offset: {offset} Array size: {array.Length}", nameof(length));
                 }
 
                 this.array_ = array;
-- 
2.39.5