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Keywords

Reserved-keywordp

Recognize reserved Java keywords.

Signature
(reserved-keywordp x) → yes/no
Returns: yes/no — Type (booleanp yes/no).

A reserved Java keyword is a list of Java Unicode characters that consist of the (ASCII) codes of some element in *reserved-keywords*.

Definitions and Theorems

Function: reserved-keywordp

(defun reserved-keywordp (x)
  (declare (xargs :guard t))
  (and (ascii-listp x)
       (member-equal (ascii=>string x)
                     *reserved-keywords*)
       t))

Theorem: booleanp-of-reserved-keywordp

(defthm booleanp-of-reserved-keywordp
  (b* ((yes/no (reserved-keywordp x)))
    (booleanp yes/no))
  :rule-classes :rewrite)