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• Transaction

Transaction-fix

Fixing function for transaction structures.

Signature

(transaction-fix x) → new-x

Arguments

x — Guard (transactionp x).

Returns

new-x — Type (transactionp new-x).

Definitions and Theorems

Function: transaction-fix$inline

(defun transaction-fix$inline (x)
 (declare (xargs :guard (transactionp x)))
 (let ((__function__ 'transaction-fix))
  (declare (ignorable __function__))
  (mbe
   :logic
   (case (transaction-kind x)
    (:bond (b* ((validator (address-fix (std::da-nth 0 (cdr x))))
                (stake (pos-fix (std::da-nth 1 (cdr x)))))
             (cons :bond (list validator stake))))
    (:unbond (b* ((validator (address-fix (std::da-nth 0 (cdr x)))))
               (cons :unbond (list validator))))
    (:other (b* ((unwrap (identity (std::da-nth 0 (cdr x)))))
              (cons :other (list unwrap)))))
   :exec x)))

Theorem: transactionp-of-transaction-fix

(defthm transactionp-of-transaction-fix
  (b* ((new-x (transaction-fix$inline x)))
    (transactionp new-x))
  :rule-classes :rewrite)

Theorem: transaction-fix-when-transactionp

(defthm transaction-fix-when-transactionp
  (implies (transactionp x)
           (equal (transaction-fix x) x)))

Function: transaction-equiv$inline

(defun transaction-equiv$inline (acl2::x acl2::y)
  (declare (xargs :guard (and (transactionp acl2::x)
                              (transactionp acl2::y))))
  (equal (transaction-fix acl2::x)
         (transaction-fix acl2::y)))

Theorem: transaction-equiv-is-an-equivalence

(defthm transaction-equiv-is-an-equivalence
  (and (booleanp (transaction-equiv x y))
       (transaction-equiv x x)
       (implies (transaction-equiv x y)
                (transaction-equiv y x))
       (implies (and (transaction-equiv x y)
                     (transaction-equiv y z))
                (transaction-equiv x z)))
  :rule-classes (:equivalence))

Theorem: transaction-equiv-implies-equal-transaction-fix-1

(defthm transaction-equiv-implies-equal-transaction-fix-1
  (implies (transaction-equiv acl2::x x-equiv)
           (equal (transaction-fix acl2::x)
                  (transaction-fix x-equiv)))
  :rule-classes (:congruence))

Theorem: transaction-fix-under-transaction-equiv

(defthm transaction-fix-under-transaction-equiv
  (transaction-equiv (transaction-fix acl2::x)
                     acl2::x)
  :rule-classes (:rewrite :rewrite-quoted-constant))

Theorem: equal-of-transaction-fix-1-forward-to-transaction-equiv

(defthm equal-of-transaction-fix-1-forward-to-transaction-equiv
  (implies (equal (transaction-fix acl2::x)
                  acl2::y)
           (transaction-equiv acl2::x acl2::y))
  :rule-classes :forward-chaining)

Theorem: equal-of-transaction-fix-2-forward-to-transaction-equiv

(defthm equal-of-transaction-fix-2-forward-to-transaction-equiv
  (implies (equal acl2::x (transaction-fix acl2::y))
           (transaction-equiv acl2::x acl2::y))
  :rule-classes :forward-chaining)

Theorem: transaction-equiv-of-transaction-fix-1-forward

(defthm transaction-equiv-of-transaction-fix-1-forward
  (implies (transaction-equiv (transaction-fix acl2::x)
                              acl2::y)
           (transaction-equiv acl2::x acl2::y))
  :rule-classes :forward-chaining)

Theorem: transaction-equiv-of-transaction-fix-2-forward

(defthm transaction-equiv-of-transaction-fix-2-forward
  (implies (transaction-equiv acl2::x (transaction-fix acl2::y))
           (transaction-equiv acl2::x acl2::y))
  :rule-classes :forward-chaining)

Theorem: transaction-kind$inline-of-transaction-fix-x

(defthm transaction-kind$inline-of-transaction-fix-x
  (equal (transaction-kind$inline (transaction-fix x))
         (transaction-kind$inline x)))

Theorem: transaction-kind$inline-transaction-equiv-congruence-on-x

(defthm transaction-kind$inline-transaction-equiv-congruence-on-x
  (implies (transaction-equiv x x-equiv)
           (equal (transaction-kind$inline x)
                  (transaction-kind$inline x-equiv)))
  :rule-classes :congruence)

Theorem: consp-of-transaction-fix

(defthm consp-of-transaction-fix
  (consp (transaction-fix x))
  :rule-classes :type-prescription)