Set of C++ methods
Class "'>envRefClass", directly.
Class "'>.environment", by class "envRefClass", distance 2.
Class "'>refClass", by class "envRefClass", distance 2.
Class "'>environment", by class "envRefClass", distance 3, with explicit coerce.
Class "'>refObject", by class "envRefClass", distance 3.
pointer:Object of class externalptr pointer to the internal structure that represents the set of methods
class_pointer:Object of class externalptr pointer to the internal structure that models the related class