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Transaction

Transactionp

Recognizer for transaction structures.

Signature
(transactionp x) → *

Definitions and Theorems

Function: transactionp

(defun transactionp (x)
  (declare (xargs :guard t))
  (let ((__function__ 'transactionp))
    (declare (ignorable __function__))
    (and (consp x)
         (cond ((or (atom x) (eq (car x) :bond))
                (and (true-listp (cdr x))
                     (eql (len (cdr x)) 2)
                     (b* ((validator (std::da-nth 0 (cdr x)))
                          (stake (std::da-nth 1 (cdr x))))
                       (and (addressp validator)
                            (posp stake)))))
               ((eq (car x) :unbond)
                (and (true-listp (cdr x))
                     (eql (len (cdr x)) 1)
                     (b* ((validator (std::da-nth 0 (cdr x))))
                       (addressp validator))))
               (t (and (eq (car x) :other)
                       (and (true-listp (cdr x))
                            (eql (len (cdr x)) 1))
                       (b* ((unwrap (std::da-nth 0 (cdr x))))
                         (any-p unwrap))))))))

Theorem: consp-when-transactionp

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