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Svexl-node

Svexl-node-kind

Get the kind (tag) of a svexl-node structure.

Signature
(svexl-node-kind x) → kind
Arguments: x — Guard (svexl-node-p x).

Definitions and Theorems

Function: svexl-node-kind$inline

(defun svexl-node-kind$inline (x)
  (declare (xargs :guard (svexl-node-p x)))
  (let ((acl2::__function__ 'svexl-node-kind))
    (declare (ignorable acl2::__function__))
    (cond ((if (consp x)
               (integerp (car x))
             (or (integerp x) (not x)))
           :quote)
          ((or (atom x) (eq (car x) :var)) :var)
          ((and (consp (cdr x))
                (eq (car x) ':node)
                (not (cddr x)))
           :node)
          (t :call))))

Theorem: svexl-node-kind-possibilities

(defthm svexl-node-kind-possibilities
  (or (equal (svexl-node-kind x) :quote)
      (equal (svexl-node-kind x) :var)
      (equal (svexl-node-kind x) :node)
      (equal (svexl-node-kind x) :call))
  :rule-classes
  ((:forward-chaining :trigger-terms ((svexl-node-kind x)))))