RazorDocument - [0..8)::8 - [@custom ]
    MarkupBlock - [0..8)::8
        MarkupTextLiteral - [0..0)::0 - [] - Gen<Markup>
            Marker;[];
        CSharpCodeBlock - [0..8)::8
            RazorDirective - [0..8)::8 - Directive:{custom;SingleLine;Unrestricted}
                CSharpTransition - [0..1)::1 - Gen<None>
                    Transition;[@];
                RazorDirectiveBody - [1..8)::7
                    RazorMetaCode - [1..7)::6 - Gen<None>
                        Identifier;[custom];
                    CSharpCodeBlock - [7..8)::1
                        MarkupEphemeralTextLiteral - [7..8)::1 - [ ] - Gen<None>
                            Whitespace;[ ];
        MarkupTextLiteral - [8..8)::0 - [] - Gen<Markup>
            Marker;[];
    EndOfFile;[];
