// 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 Microsoft.AspNetCore.Razor.Language.CodeGeneration;
using Microsoft.AspNetCore.Razor.Language.Intermediate;
 
namespace Microsoft.AspNetCore.Razor.Language.Extensions;
 
public sealed class DefaultTagHelperRuntimeIntermediateNode : ExtensionIntermediateNode
{
    public override IntermediateNodeCollection Children { get => field ??= []; }
 
    public override void Accept(IntermediateNodeVisitor visitor)
    {
        if (visitor == null)
        {
            throw new ArgumentNullException(nameof(visitor));
        }
 
        AcceptExtensionNode<DefaultTagHelperRuntimeIntermediateNode>(this, visitor);
    }
 
    public override void WriteNode(CodeTarget target, CodeRenderingContext context)
    {
        if (target == null)
        {
            throw new ArgumentNullException(nameof(target));
        }
 
        if (context == null)
        {
            throw new ArgumentNullException(nameof(context));
        }
 
        var extension = target.GetExtension<IDefaultTagHelperTargetExtension>();
        if (extension == null)
        {
            ReportMissingCodeTargetExtension<IDefaultTagHelperTargetExtension>(context);
            return;
        }
 
        extension.WriteTagHelperRuntime(context, this);
    }
}