DebuggerTypeProxyAttribute.cs

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using System.Diagnostics.CodeAnalysis;
 
namespace System.Diagnostics;
 
[AttributeUsage(AttributeTargets.Assembly | AttributeTargets.Class | AttributeTargets.Struct, AllowMultiple = true)]
public sealed class DebuggerTypeProxyAttribute : Attribute
{
    private Type _target;
 
    [DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.All)]
    public string ProxyTypeName { get; }
 
    public Type? Target
    {
        get
        {
            return _target;
        }
        set
        {
            if (value == null)
            {
                throw new ArgumentNullException("value");
            }
            TargetTypeName = value.AssemblyQualifiedName;
            _target = value;
        }
    }
 
    public string? TargetTypeName { get; set; }
 
    public DebuggerTypeProxyAttribute([DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.All)] Type type)
    {
        if (type == null)
        {
            throw new ArgumentNullException("type");
        }
        ProxyTypeName = type.AssemblyQualifiedName;
    }
 
    public DebuggerTypeProxyAttribute([DynamicallyAccessedMembers(DynamicallyAccessedMemberTypes.All)] string typeName)
    {
        ProxyTypeName = typeName;
    }
}