Directive block - Gen<None> - 28 - (0:0,0)
    Code span - Gen<Import: FooBarBaz = FooBarBaz;> - [using FooBarBaz = FooBarBaz;] - SpanEditHandler;Accepts:AnyExceptNewline - (0:0,0) - Tokens:8
        SyntaxKind.Keyword;[using];
        SyntaxKind.Whitespace;[ ];
        SyntaxKind.Identifier;[FooBarBaz];
        SyntaxKind.Whitespace;[ ];
        SyntaxKind.Assign;[=];
        SyntaxKind.Whitespace;[ ];
        SyntaxKind.Identifier;[FooBarBaz];
        SyntaxKind.Semicolon;[;];
