		Search-engine friendly clone of the ACL2 documentation.

Modscope

Modscope-kind

Get the kind (tag) of a modscope structure.

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

Definitions and Theorems

Function: modscope-kind$inline

(defun modscope-kind$inline (x)
  (declare (xargs :guard (modscope-p x)))
  (let ((__function__ 'modscope-kind))
    (declare (ignorable __function__))
    (mbe :logic (cond ((or (atom x) (eq (car x) :top)) :top)
                      (t :nested))
         :exec (car x))))

Theorem: modscope-kind-possibilities

(defthm modscope-kind-possibilities
  (or (equal (modscope-kind x) :top)
      (equal (modscope-kind x) :nested))
  :rule-classes
  ((:forward-chaining :trigger-terms ((modscope-kind x)))))