ObjectSpace::InternalObjectWrapper

        # ObjectSpace::InternalObjectWrapper < Object

(from ruby core)
---
This class is used as a return value from
ObjectSpace::reachable_objects_from.

When ObjectSpace::reachable_objects_from returns an object with
references to an internal object, an instance of this class is returned.

You can use the #type method to check the type of the internal object.
---
# Instance methods:

    inspect
    internal_object_id
    type