Update sandbox

sandbox/ConsoleApp/Enums.cs

@@ -0,0 +1,13 @@
+using VariantEnum;
+
+namespace ConsoleApp;
+
+public enum IpAddrVariant : byte
+{
+    [VariantValueType(typeof(byte), typeof(byte), typeof(byte), typeof(byte))]
+    V4,
+    [VariantValueType(typeof(string))]
+    V6 = 3,
+
+    None,
+}

sandbox/ConsoleApp/Program.cs

@@ -1,13 +1,40 @@
 // See https://aka.ms/new-console-template for more information
+using ConsoleApp;
+using System.Buffers;
 using VariantEnum;
 
 Console.WriteLine("Hello, World!");
 
+var v = new IpAddr.V4(127, 0, 0, 1);
+var v2 = new IpAddr.V6("::1");
 
-public enum IpAddrVariant
+var v_string = $"IpAddr.V4 = {v}";
+
+var str = (IpAddr)v switch
 {
-    [VariantValueType(typeof(byte), typeof(byte), typeof(byte), typeof(byte))]
-    V41,
-    [VariantValueType(typeof(string))]
-    V61
+    IpAddr.V4 v4 => $"{v4.args0}.{v4.args1}.{v4.args2}.{v4.args3}",
+    IpAddr.V6 v6 => v6.args0,
+    _ => throw new Exception(),
+};
+Console.WriteLine(str);
+Console.WriteLine(IpAddr.Count);
+
+var value = IpAddr.ConvertEnum(v);
+var value2 = IpAddr.ConvertEnum(v2);
+Console.WriteLine(IpAddr.GetName(v));
+
+var buffer = new ArrayBufferWriter<char>(1024);
+if (v.TryFormat(buffer.GetSpan(1024), out var charsWritten))
+{
+    buffer.Advance(charsWritten);
+    var str2 = string.Create(charsWritten, (buffer, charsWritten), static (buffer, state) =>
+    {
+        for (var i = 0; i < state.charsWritten; i++)
+        {
+            buffer[i] = state.buffer.WrittenSpan[i];
+        }
+    });
+    Console.WriteLine(@$"TryFormat: {str2} {v}");
 }
+
+Console.WriteLine("END");