class Lutaml::Model::Schema::RngCompiler::MemberCollector

container.
documentation, or namespace — none of which apply to a scratch
(members, imports, mixed, text_content) but with no XML root,
Mirrors the surface ElementVisitor expects on a model
the real Definitions::Model.
promoting them into a Definitions::Sequence or Definitions::Choice on
children of a transient construct (‘<group>`, `<choice>`) before
Lightweight accumulator used by ElementVisitor when collecting the

def initialize 

def initialize
  @members = []
  @imports = []
  @mixed = false
  @text_content = false
end