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Vl-simple-id-name

If x is a simple name with no scoping, return the name, otherwise nil.

Signature

(vl-simple-id-name x) → name

Arguments

x — Guard (vl-scopeexpr-p x).

Returns

name — Type (maybe-stringp name).

Definitions and Theorems

Function: vl-simple-id-name

(defun vl-simple-id-name (x)
  (declare (xargs :guard (vl-scopeexpr-p x)))
  (let ((__function__ 'vl-simple-id-name))
    (declare (ignorable __function__))
    (vl-scopeexpr-case x
                       :end (vl-hidexpr-case x.hid
                                             :end x.hid.name
                                             :otherwise nil)
                       :otherwise nil)))

Theorem: maybe-stringp-of-vl-simple-id-name

(defthm maybe-stringp-of-vl-simple-id-name
  (b* ((name (vl-simple-id-name x)))
    (maybe-stringp name))
  :rule-classes :type-prescription)

Theorem: stringp-of-vl-simple-id-name

(defthm stringp-of-vl-simple-id-name
  (b* ((?name (vl-simple-id-name x)))
    (iff (stringp name) name)))

Theorem: vl-simple-id-name-of-vl-scopeexpr-fix-x

(defthm vl-simple-id-name-of-vl-scopeexpr-fix-x
  (equal (vl-simple-id-name (vl-scopeexpr-fix x))
         (vl-simple-id-name x)))

Theorem: vl-simple-id-name-vl-scopeexpr-equiv-congruence-on-x

(defthm vl-simple-id-name-vl-scopeexpr-equiv-congruence-on-x
  (implies (vl-scopeexpr-equiv x x-equiv)
           (equal (vl-simple-id-name x)
                  (vl-simple-id-name x-equiv)))
  :rule-classes :congruence)