Add UdpClient Send for ReadOnlySpan (#36)

Meziantou.Polyfill.Editor/M;System.Net.Sockets.UdpClient.Send(System.ReadOnlySpan{System.Byte},System.Net.IPEndPoint).cs

@@ -0,0 +1,10 @@
+using System;
+using System.Net;
+
+static partial class PolyfillExtensions
+{
+	public static int Send(this System.Net.Sockets.UdpClient client, ReadOnlySpan<byte> datagram, IPEndPoint? endPoint)
+	{
+		return client.Send(datagram.ToArray(), datagram.Length, endPoint);
+	}
+}

Meziantou.Polyfill.Editor/M;System.Net.Sockets.UdpClient.Send(System.ReadOnlySpan{System.Byte},System.String,System.Int32).cs

@@ -0,0 +1,9 @@
+using System;
+
+static partial class PolyfillExtensions
+{
+    public static int Send(this System.Net.Sockets.UdpClient client, ReadOnlySpan<byte> datagram, string? hostname, int port)
+    {
+        return client.Send(datagram.ToArray(), datagram.Length, hostname, port);
+    }
+}

Meziantou.Polyfill.Tests/UnitTest1.cs

@@ -6,7 +6,9 @@
 using System.Diagnostics.CodeAnalysis;
 using System.IO;
 using System.Linq;
+using System.Net;
 using System.Net.Http;
+using System.Net.Sockets;
 using System.Runtime.CompilerServices;
 using System.Runtime.InteropServices;
 using System.Runtime.Versioning;
@@ -339,7 +341,7 @@ public void Enumerable_AggregateBy_Seed()
         };
         Assert.Equal(expected, collection.AggregateBy(item => item, seed: 0, (acc, item) => acc + item));
     }
-    
+
     [Fact]
     public void Enumerable_AggregateBy_SeedSelector()
     {
@@ -502,6 +504,38 @@ public void HttpContent_ReadAsStream()
         Assert.Equal([1, 2], streamContent.ToArray());
     }
 
+    [Fact]
+    public void UdpClient()
+    {
+        int port = 1024;
+
+        UdpClient CreateUdpClient()
+        {
+            while (true)
+            {
+                try
+                {
+                    return new UdpClient(port);
+                }
+                catch
+                {
+                    port++;
+                    if (port >= ushort.MaxValue)
+                        throw;
+                }
+            }
+        }
+
+        using UdpClient client = CreateUdpClient();
+        using UdpClient server = new();
+
+        ReadOnlySpan<byte> data = [1, 2, 3];
+        server.Send(data, "localhost", port);
+        IPEndPoint endpoint = new(IPAddress.Any, 0);
+        var result = client.Receive(ref endpoint);
+        Assert.Equal(data.ToArray(), result);
+    }
+
     [Fact]
     public void Encoding_GetString()
     {

Meziantou.Polyfill/Meziantou.Polyfill.csproj

@@ -1,7 +1,7 @@
 <Project Sdk="Microsoft.NET.Sdk">
   <PropertyGroup>
     <TargetFrameworks>netstandard2.0</TargetFrameworks>
-    <Version>1.0.35</Version>
+    <Version>1.0.36</Version>
     <TransformOnBuild>true</TransformOnBuild>
 
     <LangVersion>preview</LangVersion>

README.md

@@ -172,6 +172,8 @@ By default, all needed polyfills are generated. You can configure which polyfill
 - `System.Net.Http.HttpContent.CopyToAsync(System.IO.Stream stream, System.Threading.CancellationToken cancellationToken)`
 - `System.Net.Http.HttpContent.ReadAsStream(System.Threading.CancellationToken cancellationToken)`
 - `System.Net.Http.HttpContent.ReadAsStream()`
+- `System.Net.Sockets.UdpClient.Send(System.ReadOnlySpan<System.Byte> datagram, System.Net.IPEndPoint? endPoint)`
+- `System.Net.Sockets.UdpClient.Send(System.ReadOnlySpan<System.Byte> datagram, System.String? hostname, System.Int32 port)`
 - `System.String.Contains(System.Char value)`
 - `System.String.Contains(System.Char value, System.StringComparison comparisonType)`
 - `System.String.Contains(System.String value, System.StringComparison comparisonType)`