From 4a2cacceec49685123f617a7956b2468806605a5 Mon Sep 17 00:00:00 2001
From: j0nimost <john.nyingi@live.com>
Date: Thu, 26 Oct 2023 09:01:28 +0300
Subject: [PATCH] reduce allocations on newline

---
 src/Kafa/Writer/KafaWriter.cs | 20 +++-----------------
 1 file changed, 3 insertions(+), 17 deletions(-)

diff --git a/src/Kafa/Writer/KafaWriter.cs b/src/Kafa/Writer/KafaWriter.cs
index 7ff6eee..8d65a0e 100644
--- a/src/Kafa/Writer/KafaWriter.cs
+++ b/src/Kafa/Writer/KafaWriter.cs
@@ -9,6 +9,8 @@ internal class KafaWriter : IDisposable
         private IBufferWriter<byte>? _bufferWriter;
         private KafaPooledWriter? _kafaPooledWriter;
         private Stream? _stream = default;
+        private readonly byte[] _unixNewLine =new byte[1] {(byte)'\n'};
+        private readonly byte[] _winNewLine = new byte[2] {(byte)'\r',(byte)'\n'};
 
         private readonly KafaOptions _options;
         
@@ -34,25 +36,9 @@ public void WriteSeparator()
 
         public void WriteLine()
         {
-            byte[] newLine;
-            if (Environment.OSVersion.Platform == PlatformID.Unix)
-            {
-                newLine = new byte[1]
-                {
-                    (byte)'\n'
-                };
-            }
-            else
-            {
-                newLine = new byte[2]
-                {
-                    (byte)'\r',
-                    (byte)'\n'
-                };
-            }
+            var newLine = Environment.OSVersion.Platform == PlatformID.Unix ? _unixNewLine : _winNewLine;
 
             Write(newLine);
-            
         }
 
         public void Write(string str)