Table of group parsing functions.
Definition:
(defconst *defparse-pfcs-group-table* '(((((:repetition (:repeat 1 (:finite 1)) (:rulename (:rulename "letter")))) ((:repetition (:repeat 1 (:finite 1)) (:rulename (:rulename "digit")))) ((:repetition (:repeat 1 (:finite 1)) (:char-val (:insensitive nil "_"))))) . lex-group-letter/digit/_)))