initial migration to .net 8.0

8 files changed, 30 insertions, 35 deletions

diff --git a/lib/Utils/README.md b/lib/Utils/README.md
index f5b1244..341b1d4 100644
--- a/lib/Utils/README.md
+++ b/lib/Utils/README.md
@@ -1,6 +1,6 @@
 # VNLib.Utils
 
-A .NET 6 /C# library for common .NET operation and memory optimizations.  
+A .NET 8 /C# library for common .NET operation and memory optimizations.  
 
 ### Builds & Feeds
 Builds contain the individual components listed below packaged per-project, available for download on my website. Build packages will be tgz archives (except for nuget packages). You can obtain debug and release builds, along with per-project source code.  
diff --git a/lib/Utils/src/ERRNO.cs b/lib/Utils/src/ERRNO.cs
index 3bc1296..2a59ba6 100644
--- a/lib/Utils/src/ERRNO.cs
+++ b/lib/Utils/src/ERRNO.cs
@@ -1,5 +1,5 @@
 /*
-* Copyright (c) 2023 Vaughn Nugent
+* Copyright (c) 2024 Vaughn Nugent
 * 
 * Library: VNLib
 * Package: VNLib.Utils
@@ -85,13 +85,7 @@ namespace VNLib.Utils
         /// C style boolean conversion. false if 0, true otherwise 
         /// </summary>
         /// <param name="errorVal"></param>
-        public static implicit operator bool(ERRNO errorVal) => errorVal != 0;      
-        
-        /// <summary>
-        /// Creates a new <see cref="IntPtr"/> from the value if the stored (nint) error code 
-        /// </summary>
-        /// <param name="errno">The <see cref="ERRNO"/> contating the pointer value</param>
-        public static implicit operator IntPtr(ERRNO errno) => new(errno.ErrorCode);
+        public static implicit operator bool(ERRNO errorVal) => errorVal != 0;   
 
         /// <summary>
         /// Creates a new <c>nint</c> from the value if the stored error code 
diff --git a/lib/Utils/src/Extensions/StringExtensions.cs b/lib/Utils/src/Extensions/StringExtensions.cs
index 42b7b32..7ffaaa2 100644
--- a/lib/Utils/src/Extensions/StringExtensions.cs
+++ b/lib/Utils/src/Extensions/StringExtensions.cs
@@ -475,10 +475,10 @@ namespace VNLib.Utils.Extensions
         {
             Span<char> buffer = writer.AsSpan();
 
-            //If the search and replacment parameters are the same length
+            //If the search and replacement parameters are the same length
             if (search.Length == replace.Length)
             {
-                buffer.ReplaceInPlace(search, replace);
+                ReplaceInPlace(buffer, search, replace);
                 return;
             }
 
@@ -490,24 +490,28 @@ namespace VNLib.Utils.Extensions
                 return;
             }
 
-            //Replacment might be empty
-            writer.Reset();
+            //Init new writer over the buffer
+            ForwardOnlyWriter<char> writer2 = new(buffer);
 
             do
             {
-                //Append the data before the split character
-                writer.Append(buffer[..start]);
+                //Append the data before the search chars
+                writer2.Append(buffer[..start]);
                 //Append the replacment
-                writer.Append(replace);
+                writer2.Append(replace);
                 //Shift buffer to the end of the 
                 buffer = buffer[(start + searchLen)..];
-                //search for next index
+                //search for next index beyond current index
                 start = buffer.IndexOf(search);
 
             } while (start > -1);
 
             //Write remaining data
-            writer.Append(replace);
+            writer2.Append(replace);
+
+            //Reset writer1 and advance it to the end of writer2
+            writer.Reset();
+            writer.Advance(writer2.Written);
         }
 
         /// <summary>
diff --git a/lib/Utils/src/Memory/MemoryUtil.cs b/lib/Utils/src/Memory/MemoryUtil.cs
index 02d2f0e..1e0d11a 100644
--- a/lib/Utils/src/Memory/MemoryUtil.cs
+++ b/lib/Utils/src/Memory/MemoryUtil.cs
@@ -280,12 +280,12 @@ namespace VNLib.Utils.Memory
         {
             Debug.Assert(Unsafe.IsNullRef(ref src) == false, "Null reference passed to ZeroByRef");
 
-            //Convert to bytes
-            uint byteSize = ByteCount<T>(elements);
-            ref byte byteRef = ref Unsafe.As<T, byte>(ref src);
-
-            //Call init block
-            Unsafe.InitBlock(ref byteRef, 0, byteSize);
+            //Call init block on bytes
+            Unsafe.InitBlock(
+                ref Refs.AsByte(ref src, 0), 
+                0, 
+                ByteCount<T>(elements)
+            );
         }
 
         /*
diff --git a/lib/Utils/src/Resources/ResourceDeleteFailedException.cs b/lib/Utils/src/Resources/ResourceDeleteFailedException.cs
index 8e796b5..499442c 100644
--- a/lib/Utils/src/Resources/ResourceDeleteFailedException.cs
+++ b/lib/Utils/src/Resources/ResourceDeleteFailedException.cs
@@ -1,5 +1,5 @@
 /*
-* Copyright (c) 2022 Vaughn Nugent
+* Copyright (c) 2024 Vaughn Nugent
 * 
 * Library: VNLib
 * Package: VNLib.Utils
@@ -23,7 +23,7 @@
 */
 
 using System;
-using System.Runtime.Serialization;
+
 
 namespace VNLib.Utils.Resources
 {
@@ -35,6 +35,5 @@ namespace VNLib.Utils.Resources
         public ResourceDeleteFailedException() { }
         public ResourceDeleteFailedException(string message) : base(message) { }
         public ResourceDeleteFailedException(string message, Exception innerException) : base(message, innerException) { }
-        protected ResourceDeleteFailedException(SerializationInfo info, StreamingContext context) : base(info, context) { }
     }
 }
\ No newline at end of file
diff --git a/lib/Utils/src/Resources/ResourceUpdateFailedException.cs b/lib/Utils/src/Resources/ResourceUpdateFailedException.cs
index b4b2b3a..447dc2e 100644
--- a/lib/Utils/src/Resources/ResourceUpdateFailedException.cs
+++ b/lib/Utils/src/Resources/ResourceUpdateFailedException.cs
@@ -1,5 +1,5 @@
 /*
-* Copyright (c) 2022 Vaughn Nugent
+* Copyright (c) 2024 Vaughn Nugent
 * 
 * Library: VNLib
 * Package: VNLib.Utils
@@ -23,7 +23,6 @@
 */
 
 using System;
-using System.Runtime.Serialization;
 
 namespace VNLib.Utils.Resources
 {
@@ -35,6 +34,5 @@ namespace VNLib.Utils.Resources
         public ResourceUpdateFailedException() { }
         public ResourceUpdateFailedException(string message) : base(message) { }
         public ResourceUpdateFailedException(string message, Exception innerException) : base(message, innerException) { }
-        protected ResourceUpdateFailedException(SerializationInfo info, StreamingContext context) : base(info, context) { }
     }
-}
\ No newline at end of file
+}
diff --git a/lib/Utils/src/VNLib.Utils.csproj b/lib/Utils/src/VNLib.Utils.csproj
index d121183..54199e0 100644
--- a/lib/Utils/src/VNLib.Utils.csproj
+++ b/lib/Utils/src/VNLib.Utils.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <RootNamespace>VNLib.Utils</RootNamespace>
     <AssemblyName>VNLib.Utils</AssemblyName>  
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>
@@ -16,8 +16,8 @@
     <Authors>Vaughn Nugent</Authors>
     <Company>Vaughn Nugent</Company>
     <Product>VNLib Utilities Library</Product>
-    <Copyright>Copyright © 2023 Vaughn Nugent</Copyright>
-    <Description>.NET/6.0 Utilities library for high-performance common operations. Utilities and abstractions for building and diagnosing native memory implementations. Dyanmic native library loading, IO, extensions, data encoding, resource access, and asynchronous cooperation primitives.</Description>
+    <Copyright>Copyright © 2024 Vaughn Nugent</Copyright>
+    <Description>.NET/8.0 Utilities library for high-performance common operations. Utilities and abstractions for building and diagnosing native memory implementations. Dyanmic native library loading, IO, extensions, data encoding, resource access, and asynchronous cooperation primitives.</Description>
     <PackageProjectUrl>https://www.vaughnnugent.com/resources/software/modules/VNLib.Core</PackageProjectUrl>
     <RepositoryUrl>https://github.com/VnUgE/VNLib.Core/tree/main/lib/Utils</RepositoryUrl>
     <PackageReadmeFile>README.md</PackageReadmeFile>
diff --git a/lib/Utils/tests/VNLib.UtilsTests.csproj b/lib/Utils/tests/VNLib.UtilsTests.csproj
index f8cb807..6a8a065 100644
--- a/lib/Utils/tests/VNLib.UtilsTests.csproj
+++ b/lib/Utils/tests/VNLib.UtilsTests.csproj
@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
 
   <PropertyGroup>
-    <TargetFramework>net6.0</TargetFramework>
+    <TargetFramework>net8.0</TargetFramework>
     <Nullable>enable</Nullable>
     <IsPackable>false</IsPackable>
     <AllowUnsafeBlocks>true</AllowUnsafeBlocks>