Directive block - Gen<Directive:{functions;CodeBlock;Unrestricted} [RZ1006(10:0,10 [1] )]> - 54 - (0:0,0)
    MetaCode span - Gen<None> - [functions] - SpanEditHandler;Accepts:None - (0:0,0) - Tokens:1
        CSharpTokenType.Identifier;[functions];
    Markup span - Gen<None> - [ ] - SpanEditHandler;Accepts:AllWhiteSpace - (9:0,9) - Tokens:1
        CSharpTokenType.WhiteSpace;[ ];
    MetaCode span - Gen<None> - [{] - AutoCompleteEditHandler;Accepts:None,AutoComplete:[}];AtEnd - (10:0,10) - Tokens:1
        CSharpTokenType.LeftBrace;[{];
    Code span - Gen<Stmt> - [ var foo = bar; if(foo != null) { bar(); } ] - CodeBlockEditHandler;Accepts:Any;CodeBlock - (11:0,11) - Tokens:28
        CSharpTokenType.WhiteSpace;[ ];
        CSharpTokenType.Identifier;[var];
        CSharpTokenType.WhiteSpace;[ ];
        CSharpTokenType.Identifier;[foo];
        CSharpTokenType.WhiteSpace;[ ];
        CSharpTokenType.Assign;[=];
        CSharpTokenType.WhiteSpace;[ ];
        CSharpTokenType.Identifier;[bar];
        CSharpTokenType.Semicolon;[;];
        CSharpTokenType.WhiteSpace;[ ];
        CSharpTokenType.Keyword;[if];
        CSharpTokenType.LeftParenthesis;[(];
        CSharpTokenType.Identifier;[foo];
        CSharpTokenType.WhiteSpace;[ ];
        CSharpTokenType.NotEqual;[!=];
        CSharpTokenType.WhiteSpace;[ ];
        CSharpTokenType.Keyword;[null];
        CSharpTokenType.RightParenthesis;[)];
        CSharpTokenType.WhiteSpace;[ ];
        CSharpTokenType.LeftBrace;[{];
        CSharpTokenType.WhiteSpace;[ ];
        CSharpTokenType.Identifier;[bar];
        CSharpTokenType.LeftParenthesis;[(];
        CSharpTokenType.RightParenthesis;[)];
        CSharpTokenType.Semicolon;[;];
        CSharpTokenType.WhiteSpace;[ ];
        CSharpTokenType.RightBrace;[}];
        CSharpTokenType.WhiteSpace;[ ];
