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