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Package

Package->name

Get the name field from a package.

Signature
(package->name x) → name
Arguments: x — Guard (packagep x).
Returns: name — Type (stringp name).

This is an ordinary field accessor created by fty::defprod.

Definitions and Theorems

Function: package->name$inline

(defun package->name$inline (x)
  (declare (xargs :guard (packagep x)))
  (declare (xargs :guard t))
  (let ((__function__ 'package->name))
    (declare (ignorable __function__))
    (mbe :logic
         (b* ((x (and t x)))
           (str-fix (std::da-nth 0 x)))
         :exec (std::da-nth 0 x))))

Theorem: stringp-of-package->name

(defthm stringp-of-package->name
  (b* ((name (package->name$inline x)))
    (stringp name))
  :rule-classes :rewrite)

Theorem: package->name$inline-of-package-fix-x

(defthm package->name$inline-of-package-fix-x
  (equal (package->name$inline (package-fix x))
         (package->name$inline x)))

Theorem: package->name$inline-package-equiv-congruence-on-x

(defthm package->name$inline-package-equiv-congruence-on-x
  (implies (package-equiv x x-equiv)
           (equal (package->name$inline x)
                  (package->name$inline x-equiv)))
  :rule-classes :congruence)