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• Parse-udps

Vl-skip-through-endprimitive

Special error recovery for parse errors encountered during primitives.

Signature

(vl-skip-through-endprimitive udpname &key (tokstream 'tokstream) 
                              (config 'config)) 
 
  → 
(mv errmsg? value new-tokstream)

Arguments

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

Definitions and Theorems

Function: vl-skip-through-endprimitive-fn

(defun vl-skip-through-endprimitive-fn (udpname tokstream config)
 (declare (xargs :stobjs (tokstream)))
 (declare (xargs :guard (vl-loadconfig-p config)))
 (declare (ignorable config))
 (declare (xargs :guard (stringp udpname)))
 (let ((__function__ 'vl-skip-through-endprimitive))
  (declare (ignorable __function__))
  (seq
      tokstream
      (unless (vl-is-token? :vl-kwd-endprimitive)
              (:s= (vl-match-any))
              (endkwd := (vl-skip-through-endprimitive udpname))
              (return endkwd))
      (endkwd := (vl-match))
      (:= (vl-parse-endblock-name udpname "primitive/endprimitive"))
      (return endkwd))))

Theorem: vl-skip-through-endprimitive-fails-gracefully

(defthm vl-skip-through-endprimitive-fails-gracefully
  (implies (mv-nth 0
                   (vl-skip-through-endprimitive udpname))
           (not (mv-nth 1
                        (vl-skip-through-endprimitive udpname)))))

Theorem: vl-warning-p-of-vl-skip-through-endprimitive

(defthm vl-warning-p-of-vl-skip-through-endprimitive
 (iff (vl-warning-p (mv-nth 0
                            (vl-skip-through-endprimitive udpname)))
      (mv-nth 0
              (vl-skip-through-endprimitive udpname))))

Theorem: vl-skip-through-endprimitive-result

(defthm vl-skip-through-endprimitive-result
 (implies
   (and (force (stringp udpname)))
   (equal
        (vl-token-p (mv-nth 1
                            (vl-skip-through-endprimitive udpname)))
        (not (mv-nth 0
                     (vl-skip-through-endprimitive udpname))))))

Theorem: vl-skip-through-endprimitive-count-strong

(defthm vl-skip-through-endprimitive-count-strong
 (and
  (<=
    (vl-tokstream-measure
         :tokstream (mv-nth 2
                            (vl-skip-through-endprimitive udpname)))
    (vl-tokstream-measure))
  (implies
   (not (mv-nth 0
                (vl-skip-through-endprimitive udpname)))
   (<
    (vl-tokstream-measure
         :tokstream (mv-nth 2
                            (vl-skip-through-endprimitive udpname)))
    (vl-tokstream-measure))))
 :rule-classes ((:rewrite) (:linear)))