(define-condition unbound-slot (cell-error)
((instance :reader unbound-slot-instance :initarg :instance)
(slot :reader unbound-slot-slot :initarg :slot))
- (:report (lambda(condition stream)
+ (:report (lambda (condition stream)
(format stream "The slot ~S is unbound in the object ~S."
(unbound-slot-slot condition)
(unbound-slot-instance condition)))))
`(accessor-set-slot-value ,object-form ,slot-name-form ,new-value-form)
`(set-slot-value-normal ,object-form ,slot-name-form ,new-value-form)))
-(defconstant +optimize-slot-boundp+ nil)
-
(defun slot-boundp (object slot-name)
(let* ((class (class-of object))
(slot-definition (find-slot-definition class slot-name)))
(value (typecase location
(fixnum
(cond ((std-instance-p object)
- ;; FIXME: EQ T (WRAPPER-STATE ..) is better done
- ;; through INVALID-WRAPPER-P (here and below).
- (unless (eq t (wrapper-state (std-instance-wrapper
- object)))
+ (when (invalid-wrapper-p (std-instance-wrapper
+ object))
(check-wrapper-validity object))
(clos-slots-ref (std-instance-slots object)
location))
((fsc-instance-p object)
- (unless (eq t (wrapper-state (fsc-instance-wrapper
- object)))
+ (when (invalid-wrapper-p (fsc-instance-wrapper
+ object))
(check-wrapper-validity object))
(clos-slots-ref (fsc-instance-slots object)
location))
(typecase location
(fixnum
(cond ((std-instance-p object)
- (unless (eq t (wrapper-state (std-instance-wrapper object)))
+ (when (invalid-wrapper-p (std-instance-wrapper object))
(check-wrapper-validity object))
(setf (clos-slots-ref (std-instance-slots object) location)
new-value))
((fsc-instance-p object)
- (unless (eq t (wrapper-state (fsc-instance-wrapper object)))
+ (when (invalid-wrapper-p (fsc-instance-wrapper object))
(check-wrapper-validity object))
(setf (clos-slots-ref (fsc-instance-slots object) location)
new-value))
(value (typecase location
(fixnum
(cond ((std-instance-p object)
- (unless (eq t (wrapper-state (std-instance-wrapper
- object)))
+ (when (invalid-wrapper-p (std-instance-wrapper
+ object))
(check-wrapper-validity object))
(clos-slots-ref (std-instance-slots object)
location))
((fsc-instance-p object)
- (unless (eq t (wrapper-state (fsc-instance-wrapper
- object)))
+ (when (invalid-wrapper-p (fsc-instance-wrapper
+ object))
(check-wrapper-validity object))
(clos-slots-ref (fsc-instance-slots object)
location))
(typecase location
(fixnum
(cond ((std-instance-p object)
- (unless (eq t (wrapper-state (std-instance-wrapper object)))
+ (when (invalid-wrapper-p (std-instance-wrapper object))
(check-wrapper-validity object))
(setf (clos-slots-ref (std-instance-slots object) location)
+slot-unbound+))
((fsc-instance-p object)
- (unless (eq t (wrapper-state (fsc-instance-wrapper object)))
+ (when (invalid-wrapper-p (fsc-instance-wrapper object))
(check-wrapper-validity object))
(setf (clos-slots-ref (fsc-instance-slots object) location)
+slot-unbound+))