HttpAuthority.cs

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using System.Diagnostics.CodeAnalysis;
 
namespace System.Net.Http;
 
internal sealed class HttpAuthority : IEquatable<HttpAuthority>
{
    public string IdnHost { get; }
 
    public int Port { get; }
 
    public HttpAuthority(string host, int port)
    {
        UriBuilder uriBuilder = new UriBuilder(Uri.UriSchemeHttp, host, port);
        Uri uri = uriBuilder.Uri;
        IdnHost = ((uri.HostNameType == UriHostNameType.IPv6) ? ("[" + uri.IdnHost + "]") : uri.IdnHost);
        Port = port;
    }
 
    public bool Equals([NotNullWhen(true)] HttpAuthority other)
    {
        if (other != null && string.Equals(IdnHost, other.IdnHost))
        {
            return Port == other.Port;
        }
        return false;
    }
 
    public override bool Equals([NotNullWhen(true)] object obj)
    {
        if (obj is HttpAuthority other)
        {
            return Equals(other);
        }
        return false;
    }
 
    public override int GetHashCode()
    {
        return HashCode.Combine(IdnHost, Port);
    }
 
    public override string ToString()
    {
        if (IdnHost == null)
        {
            return "<empty>";
        }
        return $"{IdnHost}:{Port}";
    }
}