From 990f860b39ba93cc1ece03ee84bd4089cf1e6dd2 Mon Sep 17 00:00:00 2001
From: Oliver Booth <me@olivr.me>
Date: Sat, 1 Apr 2023 17:11:47 +0100
Subject: [PATCH] perf: accept ReadOnlySpan<byte> in WriteInternal

This method does not mutate the input span in any way, and so its input can be read-only.
---
 X10D/src/IO/StreamExtensions.cs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/X10D/src/IO/StreamExtensions.cs b/X10D/src/IO/StreamExtensions.cs
index a843efd..d2726b0 100644
--- a/X10D/src/IO/StreamExtensions.cs
+++ b/X10D/src/IO/StreamExtensions.cs
@@ -1,4 +1,4 @@
-using System.Buffers.Binary;
+using System.Buffers.Binary;
 using System.Reflection;
 using System.Runtime.InteropServices;
 using System.Security.Cryptography;
@@ -1147,7 +1147,7 @@ public static class StreamExtensions
         return (int)(stream.Position - preWritePosition);
     }
 
-    private static int WriteInternal(this Stream stream, Span<byte> value)
+    private static int WriteInternal(this Stream stream, ReadOnlySpan<byte> value)
     {
         long preWritePosition = stream.Position;
         stream.Write(value);