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