// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
using System.Runtime.Serialization;
 
namespace System.IO
{
    public sealed partial class DriveInfo : ISerializable
    {
        private readonly string _name;
 
        public DriveInfo(string driveName)
        {
            ArgumentNullException.ThrowIfNull(driveName);
 
            _name = NormalizeDriveName(driveName);
        }
 
        void ISerializable.GetObjectData(SerializationInfo info, StreamingContext context)
        {
            throw new PlatformNotSupportedException();
        }
 
        public string Name => _name;
 
        public bool IsReady => Directory.Exists(Name);
 
        public DirectoryInfo RootDirectory => new DirectoryInfo(Name);
 
        public override string ToString() => Name;
    }
}