Get the kind (tag) of a member-value-list-result structure.
(member-value-list-result-kind acl2::x) → kind
Function:
(defun member-value-list-result-kind$inline (acl2::x) (declare (xargs :guard (member-value-list-resultp acl2::x))) (let ((__function__ 'member-value-list-result-kind)) (declare (ignorable __function__)) (cond ((member-value-listp acl2::x) :ok) (t :err))))
Theorem:
(defthm member-value-list-result-kind-possibilities (or (equal (member-value-list-result-kind acl2::x) :ok) (equal (member-value-list-result-kind acl2::x) :err)) :rule-classes ((:forward-chaining :trigger-terms ((member-value-list-result-kind acl2::x)))))