// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.

namespace Microsoft.DotNet.Watch;

internal readonly struct Optional<T>(T value)
{
    public static readonly Optional<T> NoValue;

    public bool HasValue { get; } = true;
    public T Value => value;

    public static implicit operator Optional<T>(T value)
        => new(value);

    public override string ToString()
        => HasValue
        ? Value?.ToString() ?? "null"
        : "unspecified";
}