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Jlocvar

Jlocvarp

Recognizer for jlocvar structures.

Signature
(jlocvarp x) → *

Definitions and Theorems

Function: jlocvarp

(defun jlocvarp (x)
 (declare (xargs :guard t))
 (let ((__function__ 'jlocvarp))
  (declare (ignorable __function__))
  (and
     (mbe :logic (and (alistp x)
                      (equal (strip-cars x)
                             '(final? type name init?)))
          :exec (fty::alist-with-carsp x '(final? type name init?)))
     (b* ((final? (cdr (std::da-nth 0 x)))
          (type (cdr (std::da-nth 1 x)))
          (name (cdr (std::da-nth 2 x)))
          (init? (cdr (std::da-nth 3 x))))
       (and (booleanp final?)
            (jtypep type)
            (stringp name)
            (maybe-jexprp init?))))))

Theorem: consp-when-jlocvarp

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