// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
// See the LICENSE file in the project root for more information.
 
using System;
 
namespace Microsoft.ML;
 
/// <summary>
/// The base attribute type for all attributes used for extensibility purposes.
/// </summary>
[AttributeUsage(AttributeTargets.Class)]
public abstract class ExtensionBaseAttribute : Attribute
{
    public string ContractName { get; }
 
    [BestFriend]
    private protected ExtensionBaseAttribute(string contractName)
    {
        ContractName = contractName;
    }
}