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