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Stringlit

Stringlitp

Recognizer for stringlit structures.

Signature
(stringlitp x) → *

Definitions and Theorems

Function: stringlitp

(defun stringlitp (x)
  (declare (xargs :guard t))
  (and (consp x)
       (b* ((prefix? (car x)) (schars (cdr x)))
         (and (eprefix-optionp prefix?)
              (s-char-listp schars)))))

Theorem: consp-when-stringlitp

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