// 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;
using System.Composition;
 
namespace Microsoft.CodeAnalysis.MetadataAsSource
{
    /// <summary>
    /// Use this attribute to export a <see cref="IMetadataAsSourceFileProvider"/> so that it will
    /// be found and used by the <see cref="IMetadataAsSourceFileService"/>.
    /// </summary>
    [MetadataAttribute]
    [AttributeUsage(AttributeTargets.Class)]
    internal sealed class ExportMetadataAsSourceFileProviderAttribute : ExportAttribute
    {
        public string Name { get; }
 
        public ExportMetadataAsSourceFileProviderAttribute(string name)
            : base(typeof(IMetadataAsSourceFileProvider))
        {
            Name = name ?? throw new ArgumentNullException(nameof(name));
        }
    }
}