		Search-engine friendly clone of the ACL2 documentation.

Fun-env-result

Fun-env-result-kind

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

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

Definitions and Theorems

Function: fun-env-result-kind$inline

(defun fun-env-result-kind$inline (acl2::x)
  (declare (xargs :guard (fun-env-resultp acl2::x)))
  (cond ((fun-envp acl2::x) :ok)
        (t :err)))

Theorem: fun-env-result-kind-possibilities

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