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Header-name

Header-name-kind

Get the kind (tag) of a header-name structure.

Signature
(header-name-kind x) → kind
Arguments: x — Guard (header-namep x).

Definitions and Theorems

Function: header-name-kind$inline

(defun header-name-kind$inline (x)
  (declare (xargs :guard (header-namep x)))
  (mbe :logic (cond ((or (atom x) (eq (car x) :angles))
                     :angles)
                    (t :quotes))
       :exec (car x)))

Theorem: header-name-kind-possibilities

(defthm header-name-kind-possibilities
  (or (equal (header-name-kind x) :angles)
      (equal (header-name-kind x) :quotes))
  :rule-classes
  ((:forward-chaining :trigger-terms ((header-name-kind x)))))