// 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.SearchSpace;
 
/// <summary>
/// Boolean choice attribute
/// </summary>
[AttributeUsage(AttributeTargets.Property | AttributeTargets.Field, Inherited = false, AllowMultiple = false)]
public sealed class BooleanChoiceAttribute : Attribute
{
    /// <summary>
    /// Create a <see cref="BooleanChoiceAttribute"/>.
    /// </summary>
    public BooleanChoiceAttribute()
    {
        DefaultValue = true;
    }
 
    /// <summary>
    /// Create a <see cref="BooleanChoiceAttribute"/> with default value.
    /// </summary>
    /// <param name="defaultValue">default value for this option.</param>
    public BooleanChoiceAttribute(bool defaultValue)
    {
        DefaultValue = defaultValue;
    }
 
    public bool DefaultValue { get; }
}