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Transunit-result

Transunit-result-kind

Get the kind (tag) of a transunit-result structure.

Signature
(transunit-result-kind acl2::x) → kind
Arguments: acl2::x — Guard (transunit-resultp acl2::x).

Definitions and Theorems

Function: transunit-result-kind$inline

(defun transunit-result-kind$inline (acl2::x)
  (declare (xargs :guard (transunit-resultp acl2::x)))
  (cond ((transunitp acl2::x) :ok)
        (t :err)))

Theorem: transunit-result-kind-possibilities

(defthm transunit-result-kind-possibilities
  (or (equal (transunit-result-kind acl2::x)
             :ok)
      (equal (transunit-result-kind acl2::x)
             :err))
  :rule-classes
  ((:forward-chaining
        :trigger-terms ((transunit-result-kind acl2::x)))))