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Vl-warningtree

Vl-warningtree-kind

Get the kind (tag) of a vl-warningtree structure.

Signature
(vl-warningtree-kind x) → kind
Arguments: x — Guard (vl-warningtree-p x).

Definitions and Theorems

Function: vl-warningtree-kind$inline

(defun vl-warningtree-kind$inline (x)
  (declare (xargs :guard (vl-warningtree-p x)))
  (let ((__function__ 'vl-warningtree-kind))
    (declare (ignorable __function__))
    (cond ((atom x) :null)
          ((eq (car x) :vl-warning) :warning)
          ((eq (car x) :vl-warningtree-context)
           :context)
          (t :pair))))

Theorem: vl-warningtree-kind-possibilities

(defthm vl-warningtree-kind-possibilities
  (or (equal (vl-warningtree-kind x) :null)
      (equal (vl-warningtree-kind x) :warning)
      (equal (vl-warningtree-kind x) :context)
      (equal (vl-warningtree-kind x) :pair))
  :rule-classes
  ((:forward-chaining :trigger-terms ((vl-warningtree-kind x)))))