Markup block - Gen<None> - 67 - (0:0,0)
    Tag block - Gen<TagHelper> - 67 - (0:0,0) - p - ptaghelper
        StartTagAndEndTag - <p> ... </p>
        Markup span - Gen<Markup> - [Hello ] - SpanEditHandler;Accepts:Any - (3:0,3) - Tokens:2
            HtmlTokenType.Text;[Hello];
            HtmlTokenType.WhiteSpace;[ ];
        Tag block - Gen<TagHelper> - 48 - (9:0,9) - script - scripttaghelper
            StartTagAndEndTag - <script class="foo" style="color:red;"> ... </script>
            class - DoubleQuotes
                Markup span - Gen<Markup> - [foo] - SpanEditHandler;Accepts:Any - (24:0,24) - Tokens:1
                    HtmlTokenType.Text;[foo];
            style - DoubleQuotes
                Markup span - Gen<Markup> - [color:red;] - SpanEditHandler;Accepts:Any - (36:0,36) - Tokens:1
                    HtmlTokenType.Text;[color:red;];
        Markup span - Gen<Markup> - [ World] - SpanEditHandler;Accepts:Any - (57:0,57) - Tokens:2
            HtmlTokenType.WhiteSpace;[ ];
            HtmlTokenType.Text;[World];
