MarkupBlock - [0..30)::30 - [<foo><bar baz='/'></bar></foo>]
    MarkupTagBlock - [0..5)::5 - [<foo>]
        MarkupTextLiteral - [0..5)::5 - [<foo>] - Gen<Markup> - SpanEditHandler;Accepts:None
            OpenAngle;[<];
            Text;[foo];
            CloseAngle;[>];
    MarkupTagBlock - [5..18)::13 - [<bar baz='/'>]
        MarkupTextLiteral - [5..9)::4 - [<bar] - Gen<Markup> - SpanEditHandler;Accepts:Any
            OpenAngle;[<];
            Text;[bar];
        MarkupAttributeBlock - [9..17)::8 - [ baz='/']
            MarkupTextLiteral - [9..10)::1 - [ ] - Gen<Markup> - SpanEditHandler;Accepts:Any
                Whitespace;[ ];
            MarkupTextLiteral - [10..13)::3 - [baz] - Gen<Markup> - SpanEditHandler;Accepts:Any
                Text;[baz];
            Equals;[=];
            MarkupTextLiteral - [14..15)::1 - ['] - Gen<None> - SpanEditHandler;Accepts:Any
                SingleQuote;['];
            GenericBlock - [15..16)::1
                MarkupLiteralAttributeValue - [15..16)::1 - [/]
                    MarkupTextLiteral - [15..16)::1 - [/] - Gen<Markup> - SpanEditHandler;Accepts:Any
                        ForwardSlash;[/];
            MarkupTextLiteral - [16..17)::1 - ['] - Gen<None> - SpanEditHandler;Accepts:Any
                SingleQuote;['];
        MarkupTextLiteral - [17..18)::1 - [>] - Gen<Markup> - SpanEditHandler;Accepts:None
            CloseAngle;[>];
    MarkupTagBlock - [18..24)::6 - [</bar>]
        MarkupTextLiteral - [18..24)::6 - [</bar>] - Gen<Markup> - SpanEditHandler;Accepts:None
            OpenAngle;[<];
            ForwardSlash;[/];
            Text;[bar];
            CloseAngle;[>];
    MarkupTagBlock - [24..30)::6 - [</foo>]
        MarkupTextLiteral - [24..30)::6 - [</foo>] - Gen<Markup> - SpanEditHandler;Accepts:None
            OpenAngle;[<];
            ForwardSlash;[/];
            Text;[foo];
            CloseAngle;[>];
