@:bar     : Some documentation for the TClass metadata '@:bar' (from
             dummy_doc)
 @:baz     : Some documentation for the @:baz metadata (from dummy_doc_dep)
 @:custom  : Some user meta (from myapp)
 @:foo     : Some documentation for the @:foo metadata for cpp platform (cpp
             only) (from dummy_doc)
 @:foobar  : Some documentation for @:foobar (cpp only) (from dummy_doc)
 @:fromjson: Custom user metadata from json (from myapp)