loadedSchemas property
      
      Stream<IMSchemaDefinition> 
      get
      loadedSchemas
      
    
    
    
Implementation
Stream<IMSchemaDefinition> get loadedSchemas async* {
  for (var schema in _schemas.values) {
    yield schema;
  }
  await for (var schema in _loadedSchemaCtrl.stream) {
    yield schema;
  }
}