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Defstruct-info

Defstruct-info->members

Get the members field from a defstruct-info.

Signature
(defstruct-info->members x) → members
Arguments: x — Guard (defstruct-infop x).
Returns: members — Type (defstruct-member-info-listp members).

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

Definitions and Theorems

Function: defstruct-info->members$inline

(defun defstruct-info->members$inline (x)
  (declare (xargs :guard (defstruct-infop x)))
  (declare (xargs :guard t))
  (let ((__function__ 'defstruct-info->members))
    (declare (ignorable __function__))
    (mbe :logic
         (b* ((x (and t x)))
           (defstruct-member-info-list-fix (cdr (std::da-nth 1 x))))
         :exec (cdr (std::da-nth 1 x)))))

Theorem: defstruct-member-info-listp-of-defstruct-info->members

(defthm defstruct-member-info-listp-of-defstruct-info->members
  (b* ((members (defstruct-info->members$inline x)))
    (defstruct-member-info-listp members))
  :rule-classes :rewrite)

Theorem: defstruct-info->members$inline-of-defstruct-info-fix-x

(defthm defstruct-info->members$inline-of-defstruct-info-fix-x
  (equal (defstruct-info->members$inline (defstruct-info-fix x))
         (defstruct-info->members$inline x)))

Theorem: defstruct-info->members$inline-defstruct-info-equiv-congruence-on-x

(defthm
 defstruct-info->members$inline-defstruct-info-equiv-congruence-on-x
 (implies (defstruct-info-equiv x x-equiv)
          (equal (defstruct-info->members$inline x)
                 (defstruct-info->members$inline x-equiv)))
 :rule-classes :congruence)