BadCopyNodeTransformer.cs

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using HtmlAgilityPack;
 
// ReSharper disable once InvalidXmlDocComment
namespace BadHtml.Transformer;
 
public class BadCopyNodeTransformer : BadHtmlNodeTransformer
{
    protected override bool CanTransform(BadHtmlContext context)
    {
        return true;
    }
 
    protected override void TransformNode(BadHtmlContext context)
    {
        //Clone Node(not children)
        HtmlNode? node = context.InputNode.CloneNode(false);
 
        //Append Node to output
        context.OutputNode.AppendChild(node);
 
        TransformAttributes(context, node);
 
        //Iterate through children
        foreach (HtmlNode? child in context.InputNode.ChildNodes)
        {
            BadHtmlContext childContext = context.CreateChild(child, node);
 
            Transform(childContext);
        }
    }
}