Recognizer for hex-string-content-option structures.
(hex-string-content-optionp x) → *
Function:
(defun hex-string-content-optionp (x) (declare (xargs :guard t)) (let ((__function__ 'hex-string-content-optionp)) (declare (ignorable __function__)) (cond ((not x) (b* nil t)) (t (b* ((fty::val x)) (hex-string-contentp fty::val))))))