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• Parse-utils

Vl-is-some-token?

Check whether the current token is one of some particular types.

Signature

(vl-is-some-token? types &key (tokstream 'tokstream)) → bool

Arguments

types — Guard (vl-tokentypelist-p types).

Definitions and Theorems

Function: vl-is-some-token?$inline

(defun vl-is-some-token?$inline (types tokstream)
  (declare (xargs :stobjs (tokstream)))
  (declare (xargs :guard (vl-tokentypelist-p types)))
  (let ((__function__ 'vl-is-some-token?))
    (declare (ignorable __function__))
    (b* ((tokens (vl-tokstream->tokens)))
      (and (consp tokens)
           (member-eq (vl-token->type (car tokens))
                      types)
           t))))

Theorem: vl-is-some-token?-when-atom-of-tokens

(defthm vl-is-some-token?-when-atom-of-tokens
  (implies (atom (vl-tokstream->tokens))
           (equal (vl-is-some-token? type) nil)))

Theorem: vl-is-some-token?-when-atom-of-types

(defthm vl-is-some-token?-when-atom-of-types
  (implies (atom types)
           (equal (vl-is-some-token? types) nil)))