Simplified AppendLine

Author: linkdotnet

CHANGELOG.md

@@ -8,7 +8,8 @@ All notable changes to **ValueStringBuilder** will be documented in this file. T
 
 ### Changed
 
-- Optimized `Append(scoped ReadOnlySpan<char>)` to be roughly 5% faster.
+- Optimized `Append(scoped ReadOnlySpan<char>)` to be roughly 5% faster
+- Optimized `AppendLine` to have less overhead
 
 ## [1.18.3] - 2023-09-22
 

src/LinkDotNet.StringBuilder/ValueStringBuilder.Append.cs

@@ -98,8 +98,7 @@ public void Append(ReadOnlyMemory<char> memory)
     [MethodImpl(MethodImplOptions.AggressiveInlining)]
     public void AppendLine(scoped ReadOnlySpan<char> str)
     {
-        Append(str);
-        Append(Environment.NewLine);
+        Append(string.Concat(str, Environment.NewLine));
     }
 
     [MethodImpl(MethodImplOptions.AggressiveInlining)]