Modifying constructor for object/data-data structures.
(change-object/data-data x [:get <get>])
This is an often useful alternative to make-object/data-data.
We construct a new object/data-data structure that is a copy of
This is an ordinary
Macro:
(defmacro change-object/data-data (x &rest args) (std::change-aggregate 'object/data-data x args '((:get . object/data-data->get)) 'change-object/data-data 'nil))