MarkupBlock - [0..48)::48 - [<foo bar="baz"><biz><boz zoop=zork/></biz></foo>]
    MarkupTagBlock - [0..15)::15 - [<foo bar="baz">]
        MarkupTextLiteral - [0..4)::4 - [<foo] - Gen<Markup> - SpanEditHandler;Accepts:Any
            OpenAngle;[<];
            Text;[foo];
        MarkupAttributeBlock - [4..14)::10 - [ bar="baz"]
            MarkupTextLiteral - [4..5)::1 - [ ] - Gen<Markup> - SpanEditHandler;Accepts:Any
                Whitespace;[ ];
            MarkupTextLiteral - [5..8)::3 - [bar] - Gen<Markup> - SpanEditHandler;Accepts:Any
                Text;[bar];
            Equals;[=];
            MarkupTextLiteral - [9..10)::1 - ["] - Gen<None> - SpanEditHandler;Accepts:Any
                DoubleQuote;["];
            GenericBlock - [10..13)::3
                MarkupLiteralAttributeValue - [10..13)::3 - [baz]
                    MarkupTextLiteral - [10..13)::3 - [baz] - Gen<Markup> - SpanEditHandler;Accepts:Any
                        Text;[baz];
            MarkupTextLiteral - [13..14)::1 - ["] - Gen<None> - SpanEditHandler;Accepts:Any
                DoubleQuote;["];
        MarkupTextLiteral - [14..15)::1 - [>] - Gen<Markup> - SpanEditHandler;Accepts:None
            CloseAngle;[>];
    MarkupTagBlock - [15..20)::5 - [<biz>]
        MarkupTextLiteral - [15..20)::5 - [<biz>] - Gen<Markup> - SpanEditHandler;Accepts:None
            OpenAngle;[<];
            Text;[biz];
            CloseAngle;[>];
    MarkupTagBlock - [20..36)::16 - [<boz zoop=zork/>]
        MarkupTextLiteral - [20..24)::4 - [<boz] - Gen<Markup> - SpanEditHandler;Accepts:Any
            OpenAngle;[<];
            Text;[boz];
        MarkupAttributeBlock - [24..34)::10 - [ zoop=zork]
            MarkupTextLiteral - [24..25)::1 - [ ] - Gen<Markup> - SpanEditHandler;Accepts:Any
                Whitespace;[ ];
            MarkupTextLiteral - [25..29)::4 - [zoop] - Gen<Markup> - SpanEditHandler;Accepts:Any
                Text;[zoop];
            Equals;[=];
            GenericBlock - [30..34)::4
                MarkupLiteralAttributeValue - [30..34)::4 - [zork]
                    MarkupTextLiteral - [30..34)::4 - [zork] - Gen<None> - SpanEditHandler;Accepts:Any
                        Text;[zork];
        MarkupTextLiteral - [34..36)::2 - [/>] - Gen<Markup> - SpanEditHandler;Accepts:None
            ForwardSlash;[/];
            CloseAngle;[>];
    MarkupTagBlock - [36..42)::6 - [</biz>]
        MarkupTextLiteral - [36..42)::6 - [</biz>] - Gen<Markup> - SpanEditHandler;Accepts:None
            OpenAngle;[<];
            ForwardSlash;[/];
            Text;[biz];
            CloseAngle;[>];
    MarkupTagBlock - [42..48)::6 - [</foo>]
        MarkupTextLiteral - [42..48)::6 - [</foo>] - Gen<Markup> - SpanEditHandler;Accepts:None
            OpenAngle;[<];
            ForwardSlash;[/];
            Text;[foo];
            CloseAngle;[>];
