ReflectionTypeLoadException.cs

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using System.Runtime.CompilerServices;
using System.Runtime.Serialization;
using System.Text;
 
namespace System.Reflection;
 
[Serializable]
[TypeForwardedFrom("mscorlib, Version=4.0.0.0, Culture=neutral, PublicKeyToken=b77a5c561934e089")]
public sealed class ReflectionTypeLoadException : SystemException, ISerializable
{
    public Type?[] Types { get; }
 
    public Exception?[] LoaderExceptions { get; }
 
    public override string Message => CreateString(isMessage: true);
 
    public ReflectionTypeLoadException(Type?[]? classes, Exception?[]? exceptions)
        : this(classes, exceptions, null)
    {
    }
 
    public ReflectionTypeLoadException(Type?[]? classes, Exception?[]? exceptions, string? message)
        : base(message)
    {
        Types = classes ?? Type.EmptyTypes;
        LoaderExceptions = exceptions ?? Array.Empty<Exception>();
        base.HResult = -2146232830;
    }
 
    private ReflectionTypeLoadException(SerializationInfo info, StreamingContext context)
        : base(info, context)
    {
        Types = Type.EmptyTypes;
        LoaderExceptions = ((Exception[])info.GetValue("Exceptions", typeof(Exception[]))) ?? Array.Empty<Exception>();
    }
 
    public override void GetObjectData(SerializationInfo info, StreamingContext context)
    {
        base.GetObjectData(info, context);
        info.AddValue("Types", null, typeof(Type[]));
        info.AddValue("Exceptions", LoaderExceptions, typeof(Exception[]));
    }
 
    public override string ToString()
    {
        return CreateString(isMessage: false);
    }
 
    private string CreateString(bool isMessage)
    {
        string text = (isMessage ? base.Message : base.ToString());
        Exception[] loaderExceptions = LoaderExceptions;
        if (loaderExceptions.Length == 0)
        {
            return text;
        }
        StringBuilder stringBuilder = new StringBuilder(text);
        Exception[] array = loaderExceptions;
        foreach (Exception ex in array)
        {
            if (ex != null)
            {
                stringBuilder.AppendLine().Append(isMessage ? ex.Message : ex.ToString());
            }
        }
        return stringBuilder.ToString();
    }
}