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