Statement block - Gen<None> - 23 - (0:0,0)
    MetaCode span - Gen<None> - [{] - SpanEditHandler;Accepts:None - (0:0,0) - Tokens:1
        SyntaxKind.LeftBrace;[{];
    Code span - Gen<Stmt> - [ var foo = ] - AutoCompleteEditHandler;Accepts:Any,AutoComplete:[<null>];AtEOL - (1:0,1) - Tokens:7
        SyntaxKind.Whitespace;[ ];
        SyntaxKind.Identifier;[var];
        SyntaxKind.Whitespace;[ ];
        SyntaxKind.Identifier;[foo];
        SyntaxKind.Whitespace;[ ];
        SyntaxKind.Assign;[=];
        SyntaxKind.Whitespace;[ ];
    Template block - Gen<Template> - 8 - (12:0,12)
        Markup block - Gen<None> - 8 - (12:0,12)
            Transition span - Gen<None> - [@] - SpanEditHandler;Accepts:None - (12:0,12) - Tokens:1
                SyntaxKind.Transition;[@];
            MetaCode span - Gen<None> - [:] - SpanEditHandler;Accepts:Any - (13:0,13) - Tokens:1
                SyntaxKind.Colon;[:];
            Markup span - Gen<Markup> - [ barLF] - SpanEditHandler;Accepts:None - (14:0,14) - Tokens:3
                SyntaxKind.Whitespace;[ ];
                SyntaxKind.Text;[bar];
                SyntaxKind.NewLine;[LF];
    Code span - Gen<Stmt> - [; ] - SpanEditHandler;Accepts:Any - (20:1,0) - Tokens:2
        SyntaxKind.Semicolon;[;];
        SyntaxKind.Whitespace;[ ];
    MetaCode span - Gen<None> - [}] - SpanEditHandler;Accepts:None - (22:1,2) - Tokens:1
        SyntaxKind.RightBrace;[}];
