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Vls-scannedalist-p

(vls-scannedalist-p x) recognizes association lists where every key satisfies stringp and each value satisfies vl-zipinfo-p.

This is an ordinary defalist.

Function: vls-scannedalist-p

(defun vls-scannedalist-p (x)
  (declare (xargs :guard t))
  (if (consp x)
      (and (consp (car x))
           (stringp (caar x))
           (vl-zipinfo-p (cdar x))
           (vls-scannedalist-p (cdr x)))
    t))

Definitions and Theorems

Function: vls-scannedalist-p

(defun vls-scannedalist-p (x)
  (declare (xargs :guard t))
  (if (consp x)
      (and (consp (car x))
           (stringp (caar x))
           (vl-zipinfo-p (cdar x))
           (vls-scannedalist-p (cdr x)))
    t))

Theorem: vls-scannedalist-p-of-revappend

(defthm vls-scannedalist-p-of-revappend
  (equal (vls-scannedalist-p (revappend acl2::x acl2::y))
         (and (vls-scannedalist-p (list-fix acl2::x))
              (vls-scannedalist-p acl2::y)))
  :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-of-remove

(defthm vls-scannedalist-p-of-remove
  (implies (vls-scannedalist-p acl2::x)
           (vls-scannedalist-p (remove acl2::a acl2::x)))
  :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-of-last

(defthm vls-scannedalist-p-of-last
  (implies (vls-scannedalist-p (double-rewrite acl2::x))
           (vls-scannedalist-p (last acl2::x)))
  :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-of-nthcdr

(defthm vls-scannedalist-p-of-nthcdr
  (implies (vls-scannedalist-p (double-rewrite acl2::x))
           (vls-scannedalist-p (nthcdr acl2::n acl2::x)))
  :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-of-butlast

(defthm vls-scannedalist-p-of-butlast
  (implies (vls-scannedalist-p (double-rewrite acl2::x))
           (vls-scannedalist-p (butlast acl2::x acl2::n)))
  :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-of-update-nth

(defthm vls-scannedalist-p-of-update-nth
 (implies
      (vls-scannedalist-p (double-rewrite acl2::x))
      (iff (vls-scannedalist-p (update-nth acl2::n acl2::y acl2::x))
           (and (and (consp acl2::y)
                     (stringp (car acl2::y))
                     (vl-zipinfo-p (cdr acl2::y)))
                (or (<= (nfix acl2::n) (len acl2::x))
                    (and (consp nil)
                         (stringp (car nil))
                         (vl-zipinfo-p (cdr nil)))))))
 :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-of-repeat

(defthm vls-scannedalist-p-of-repeat
  (iff (vls-scannedalist-p (repeat acl2::n acl2::x))
       (or (and (consp acl2::x)
                (stringp (car acl2::x))
                (vl-zipinfo-p (cdr acl2::x)))
           (zp acl2::n)))
  :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-of-take

(defthm vls-scannedalist-p-of-take
  (implies (vls-scannedalist-p (double-rewrite acl2::x))
           (iff (vls-scannedalist-p (take acl2::n acl2::x))
                (or (and (consp nil)
                         (stringp (car nil))
                         (vl-zipinfo-p (cdr nil)))
                    (<= (nfix acl2::n) (len acl2::x)))))
  :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-of-union-equal

(defthm vls-scannedalist-p-of-union-equal
  (equal (vls-scannedalist-p (union-equal acl2::x acl2::y))
         (and (vls-scannedalist-p (list-fix acl2::x))
              (vls-scannedalist-p (double-rewrite acl2::y))))
  :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-of-intersection-equal-2

(defthm vls-scannedalist-p-of-intersection-equal-2
 (implies (vls-scannedalist-p (double-rewrite acl2::y))
          (vls-scannedalist-p (intersection-equal acl2::x acl2::y)))
 :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-of-intersection-equal-1

(defthm vls-scannedalist-p-of-intersection-equal-1
 (implies (vls-scannedalist-p (double-rewrite acl2::x))
          (vls-scannedalist-p (intersection-equal acl2::x acl2::y)))
 :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-of-set-difference-equal

(defthm vls-scannedalist-p-of-set-difference-equal
  (implies
       (vls-scannedalist-p acl2::x)
       (vls-scannedalist-p (set-difference-equal acl2::x acl2::y)))
  :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-set-equiv-congruence

(defthm vls-scannedalist-p-set-equiv-congruence
  (implies (set-equiv acl2::x acl2::y)
           (equal (vls-scannedalist-p acl2::x)
                  (vls-scannedalist-p acl2::y)))
  :rule-classes :congruence)

Theorem: vls-scannedalist-p-when-subsetp-equal

(defthm vls-scannedalist-p-when-subsetp-equal
  (and (implies (and (subsetp-equal acl2::x acl2::y)
                     (vls-scannedalist-p acl2::y))
                (vls-scannedalist-p acl2::x))
       (implies (and (vls-scannedalist-p acl2::y)
                     (subsetp-equal acl2::x acl2::y))
                (vls-scannedalist-p acl2::x)))
  :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-of-rcons

(defthm vls-scannedalist-p-of-rcons
  (iff (vls-scannedalist-p (acl2::rcons acl2::a acl2::x))
       (and (and (consp acl2::a)
                 (stringp (car acl2::a))
                 (vl-zipinfo-p (cdr acl2::a)))
            (vls-scannedalist-p (list-fix acl2::x))))
  :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-of-rev

(defthm vls-scannedalist-p-of-rev
  (equal (vls-scannedalist-p (rev acl2::x))
         (vls-scannedalist-p (list-fix acl2::x)))
  :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-of-duplicated-members

(defthm vls-scannedalist-p-of-duplicated-members
  (implies (vls-scannedalist-p acl2::x)
           (vls-scannedalist-p (duplicated-members acl2::x)))
  :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-of-difference

(defthm vls-scannedalist-p-of-difference
  (implies (vls-scannedalist-p acl2::x)
           (vls-scannedalist-p (difference acl2::x acl2::y)))
  :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-of-intersect-2

(defthm vls-scannedalist-p-of-intersect-2
  (implies (vls-scannedalist-p acl2::y)
           (vls-scannedalist-p (intersect acl2::x acl2::y)))
  :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-of-intersect-1

(defthm vls-scannedalist-p-of-intersect-1
  (implies (vls-scannedalist-p acl2::x)
           (vls-scannedalist-p (intersect acl2::x acl2::y)))
  :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-of-union

(defthm vls-scannedalist-p-of-union
  (iff (vls-scannedalist-p (union acl2::x acl2::y))
       (and (vls-scannedalist-p (sfix acl2::x))
            (vls-scannedalist-p (sfix acl2::y))))
  :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-of-mergesort

(defthm vls-scannedalist-p-of-mergesort
  (iff (vls-scannedalist-p (mergesort acl2::x))
       (vls-scannedalist-p (list-fix acl2::x)))
  :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-of-delete

(defthm vls-scannedalist-p-of-delete
  (implies (vls-scannedalist-p acl2::x)
           (vls-scannedalist-p (delete acl2::k acl2::x)))
  :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-of-insert

(defthm vls-scannedalist-p-of-insert
  (iff (vls-scannedalist-p (insert acl2::a acl2::x))
       (and (vls-scannedalist-p (sfix acl2::x))
            (and (consp acl2::a)
                 (stringp (car acl2::a))
                 (vl-zipinfo-p (cdr acl2::a)))))
  :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-of-sfix

(defthm vls-scannedalist-p-of-sfix
  (iff (vls-scannedalist-p (sfix acl2::x))
       (or (vls-scannedalist-p acl2::x)
           (not (setp acl2::x))))
  :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-of-list-fix

(defthm vls-scannedalist-p-of-list-fix
  (equal (vls-scannedalist-p (list-fix acl2::x))
         (vls-scannedalist-p acl2::x))
  :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-of-append

(defthm vls-scannedalist-p-of-append
  (equal (vls-scannedalist-p (append acl2::a acl2::b))
         (and (vls-scannedalist-p acl2::a)
              (vls-scannedalist-p acl2::b)))
  :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-when-not-consp

(defthm vls-scannedalist-p-when-not-consp
  (implies (not (consp acl2::x))
           (vls-scannedalist-p acl2::x))
  :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-of-cdr-when-vls-scannedalist-p

(defthm vls-scannedalist-p-of-cdr-when-vls-scannedalist-p
  (implies (vls-scannedalist-p (double-rewrite acl2::x))
           (vls-scannedalist-p (cdr acl2::x)))
  :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-of-cons

(defthm vls-scannedalist-p-of-cons
  (equal (vls-scannedalist-p (cons acl2::a acl2::x))
         (and (and (consp acl2::a)
                   (stringp (car acl2::a))
                   (vl-zipinfo-p (cdr acl2::a)))
              (vls-scannedalist-p acl2::x)))
  :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-of-make-fal

(defthm vls-scannedalist-p-of-make-fal
  (implies (and (vls-scannedalist-p acl2::x)
                (vls-scannedalist-p acl2::y))
           (vls-scannedalist-p (make-fal acl2::x acl2::y)))
  :rule-classes ((:rewrite)))

Theorem: vl-zipinfo-p-of-cdr-when-member-equal-of-vls-scannedalist-p

(defthm vl-zipinfo-p-of-cdr-when-member-equal-of-vls-scannedalist-p
  (and (implies (and (vls-scannedalist-p acl2::x)
                     (member-equal acl2::a acl2::x))
                (vl-zipinfo-p (cdr acl2::a)))
       (implies (and (member-equal acl2::a acl2::x)
                     (vls-scannedalist-p acl2::x))
                (vl-zipinfo-p (cdr acl2::a))))
  :rule-classes ((:rewrite)))

Theorem: stringp-of-car-when-member-equal-of-vls-scannedalist-p

(defthm stringp-of-car-when-member-equal-of-vls-scannedalist-p
  (and (implies (and (vls-scannedalist-p acl2::x)
                     (member-equal acl2::a acl2::x))
                (stringp (car acl2::a)))
       (implies (and (member-equal acl2::a acl2::x)
                     (vls-scannedalist-p acl2::x))
                (stringp (car acl2::a))))
  :rule-classes ((:rewrite)))

Theorem: consp-when-member-equal-of-vls-scannedalist-p

(defthm consp-when-member-equal-of-vls-scannedalist-p
  (implies (and (vls-scannedalist-p acl2::x)
                (member-equal acl2::a acl2::x))
           (consp acl2::a))
  :rule-classes
  ((:rewrite :backchain-limit-lst (0 0))
   (:rewrite :backchain-limit-lst (0 0)
             :corollary (implies (if (member-equal acl2::a acl2::x)
                                     (vls-scannedalist-p acl2::x)
                                   'nil)
                                 (consp acl2::a)))))

Theorem: vls-scannedalist-p-of-fast-alist-clean

(defthm vls-scannedalist-p-of-fast-alist-clean
  (implies (vls-scannedalist-p acl2::x)
           (vls-scannedalist-p (fast-alist-clean acl2::x)))
  :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-of-hons-shrink-alist

(defthm vls-scannedalist-p-of-hons-shrink-alist
  (implies (and (vls-scannedalist-p acl2::x)
                (vls-scannedalist-p acl2::y))
           (vls-scannedalist-p (hons-shrink-alist acl2::x acl2::y)))
  :rule-classes ((:rewrite)))

Theorem: vls-scannedalist-p-of-hons-acons

(defthm vls-scannedalist-p-of-hons-acons
  (equal (vls-scannedalist-p (hons-acons acl2::a acl2::n acl2::x))
         (and (stringp acl2::a)
              (vl-zipinfo-p acl2::n)
              (vls-scannedalist-p acl2::x)))
  :rule-classes ((:rewrite)))

Theorem: vl-zipinfo-p-of-cdr-of-hons-assoc-equal-when-vls-scannedalist-p

(defthm
    vl-zipinfo-p-of-cdr-of-hons-assoc-equal-when-vls-scannedalist-p
  (implies
       (vls-scannedalist-p acl2::x)
       (iff (vl-zipinfo-p (cdr (hons-assoc-equal acl2::k acl2::x)))
            (or (hons-assoc-equal acl2::k acl2::x)
                (vl-zipinfo-p nil))))
  :rule-classes ((:rewrite)))

Theorem: vl-zipinfo-p-of-cdar-when-vls-scannedalist-p

(defthm vl-zipinfo-p-of-cdar-when-vls-scannedalist-p
  (implies (vls-scannedalist-p acl2::x)
           (iff (vl-zipinfo-p (cdar acl2::x))
                (or (consp acl2::x)
                    (vl-zipinfo-p nil))))
  :rule-classes ((:rewrite)))

Theorem: stringp-of-caar-when-vls-scannedalist-p

(defthm stringp-of-caar-when-vls-scannedalist-p
  (implies (vls-scannedalist-p acl2::x)
           (iff (stringp (caar acl2::x))
                (or (consp acl2::x) (stringp nil))))
  :rule-classes ((:rewrite)))