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Vl-parse-variable-type

Signature

(vl-parse-variable-type &key (tokstream 'tokstream) 
                        (config 'config)) 
 
  → 
(mv errmsg? value new-tokstream)

Arguments

config — Guard (vl-loadconfig-p config).

Definitions and Theorems

Function: vl-parse-variable-type-fn

(defun vl-parse-variable-type-fn (tokstream config)
 (declare (xargs :stobjs (tokstream)))
 (declare (xargs :guard (vl-loadconfig-p config)))
 (declare (ignorable config))
 (let ((__function__ 'vl-parse-variable-type))
  (declare (ignorable __function__))
  (seq
      tokstream
      (id := (vl-match-token :vl-idtoken))
      (when (vl-is-token? :vl-equalsign)
            (:= (vl-match))
            (expr := (vl-parse-expression))
            (return (make-vl-vardeclassign :id (vl-idtoken->name id)
                                           :dims nil
                                           :expr expr)))
      (arrdims := (vl-parse-0+-ranges))
      (return (make-vl-vardeclassign :id (vl-idtoken->name id)
                                     :dims arrdims
                                     :expr nil)))))

Theorem: vl-parse-variable-type-fails-gracefully

(defthm vl-parse-variable-type-fails-gracefully
  (implies (mv-nth 0 (vl-parse-variable-type))
           (not (mv-nth 1 (vl-parse-variable-type)))))

Theorem: vl-warning-p-of-vl-parse-variable-type

(defthm vl-warning-p-of-vl-parse-variable-type
  (iff (vl-warning-p (mv-nth 0 (vl-parse-variable-type)))
       (mv-nth 0 (vl-parse-variable-type))))

Theorem: vl-parse-variable-type-result

(defthm vl-parse-variable-type-result
 (implies
     (and t)
     (equal (vl-vardeclassign-p (mv-nth 1 (vl-parse-variable-type)))
            (not (mv-nth 0 (vl-parse-variable-type))))))

Theorem: vl-parse-variable-type-count-strong

(defthm vl-parse-variable-type-count-strong
 (and
    (<= (vl-tokstream-measure
             :tokstream (mv-nth 2 (vl-parse-variable-type)))
        (vl-tokstream-measure))
    (implies (not (mv-nth 0 (vl-parse-variable-type)))
             (< (vl-tokstream-measure
                     :tokstream (mv-nth 2 (vl-parse-variable-type)))
                (vl-tokstream-measure))))
 :rule-classes ((:rewrite) (:linear)))