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Transunit-info

Transunit-infop

Recognizer for transunit-info structures.

Signature
(transunit-infop x) → *

Definitions and Theorems

Function: transunit-infop

(defun transunit-infop (x)
  (declare (xargs :guard t))
  (let ((__function__ 'transunit-infop))
    (declare (ignorable __function__))
    (and (mbe :logic (and (alistp x)
                          (equal (strip-cars x) '(table)))
              :exec (fty::alist-with-carsp x '(table)))
         (b* ((table (cdr (std::da-nth 0 x))))
           (valid-tablep table)))))

Theorem: consp-when-transunit-infop

(defthm consp-when-transunit-infop
  (implies (transunit-infop x) (consp x))
  :rule-classes :compound-recognizer)