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Jcbody-element

Jcbody-element-kind

Get the kind (tag) of a jcbody-element structure.

Signature
(jcbody-element-kind x) → kind
Arguments: x — Guard (jcbody-element-p x).

Definitions and Theorems

Function: jcbody-element-kind$inline

(defun jcbody-element-kind$inline (x)
  (declare (xargs :guard (jcbody-element-p x)))
  (let ((__function__ 'jcbody-element-kind))
    (declare (ignorable __function__))
    (mbe :logic (cond ((eq (car x) :member) :member)
                      (t :init))
         :exec (car x))))

Theorem: jcbody-element-kind-possibilities

(defthm jcbody-element-kind-possibilities
  (or (equal (jcbody-element-kind x) :member)
      (equal (jcbody-element-kind x) :init))
  :rule-classes
  ((:forward-chaining :trigger-terms ((jcbody-element-kind x)))))