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Eviscconfig

Eviscconfig-p

Recognizer for eviscconfig structures.

Signature
(eviscconfig-p x) → *

Definitions and Theorems

Function: eviscconfig-p

(defun eviscconfig-p (x)
  (declare (xargs :guard t))
  (let ((acl2::__function__ 'eviscconfig-p))
    (declare (ignorable acl2::__function__))
    (and (consp x)
         (eq (car x) :eviscconfig)
         (consp (cdr x))
         (consp (car (cdr x)))
         (consp (cdr (cdr x)))
         (b* ((print-level (car (car (cdr x))))
              (print-length (cdr (car (cdr x))))
              (?replacement-alist (car (cdr (cdr x))))
              (?hiding-cars (cdr (cdr (cdr x)))))
           (and (acl2::maybe-natp print-level)
                (acl2::maybe-natp print-length))))))

Theorem: consp-when-eviscconfig-p

(defthm consp-when-eviscconfig-p
  (implies (eviscconfig-p x) (consp x))
  :rule-classes :compound-recognizer)