// Licensed to the .NET Foundation under one or more agreements.
// The .NET Foundation licenses this file to you under the MIT license.
 
#nullable disable
 
using System;
using System.Text;
using Microsoft.Extensions.Internal;
 
namespace Microsoft.AspNetCore.Razor.Language.Legacy;
 
internal class DirectiveTokenChunkGenerator : SpanChunkGenerator
{
    private static readonly Type Type = typeof(DirectiveTokenChunkGenerator);
 
    public DirectiveTokenChunkGenerator(DirectiveTokenDescriptor tokenDescriptor)
    {
        Descriptor = tokenDescriptor;
    }
 
    public DirectiveTokenDescriptor Descriptor { get; }
 
    public override bool Equals(object obj)
    {
        var other = obj as DirectiveTokenChunkGenerator;
        return base.Equals(other) &&
            DirectiveTokenDescriptorComparer.Default.Equals(Descriptor, other.Descriptor);
    }
 
    public override int GetHashCode()
    {
        var combiner = HashCodeCombiner.Start();
        combiner.Add(base.GetHashCode());
        combiner.Add(Type);
 
        return combiner.CombinedHash;
    }
 
    public override string ToString()
    {
        var builder = new StringBuilder("DirectiveToken {");
        builder.Append(Descriptor.Name);
        builder.Append(';');
        builder.Append(Descriptor.Kind);
        builder.Append(";Opt:");
        builder.Append(Descriptor.Optional);
        builder.Append('}');
 
        return builder.ToString();
    }
}