-(defun compile-rule (source-code cl)
- )
-
-(defun finalize-rules (cl)
- (let* ((direct-rules (direct-rules cl))
- (rule-vector (make-vector (length direct-rules) :fill-pointer nil
- :adjustable nil)))
- (dotimes (i (length direct-rules))
- (destructuring-bind (name (&key dependants volatile) &rest source-code)
- (nth i direct-rules)
- (setf (aref rule-vector i) (make-instance 'rule
- :name name
- :dependants depedenants
- :volatile volatile
- :source-code source-code
- :function (compile-rule source-code cl)))))
- (setf (rules cl) rule-vector)))
-
-(defun fire-class-rules (cl obj)
- "Fire all class rules. Called after a slot is modified."
- (dolist (rule (direct-rules cl))
- (cmsg "firing rule: ~a" rule)))
-
-
-(defmethod (setf slot-value-using-class)
- :around (new-value (cl hyperobject-class) obj
- (slot standard-effective-slot-definition))
- (cmsg-c :verbose "Setf slot value: class: ~s, obj: ~s, slot: ~s, value: ~s" cl (class-of obj) slot new-value)
- (let ((func (esd-value-constraint slot)))
- (cond
- ((and func (not (funcall func new-value obj)))
- (warn "Rejected change to value of slot ~a of object ~a"
- (slot-definition-name slot) obj)
- (slot-value obj (slot-definition-name slot)))
- (t
- (call-next-method)
- (fire-class-rules cl obj)
- new-value))))
-
-(defmethod slot-value-using-class :around ((cl hyperobject-class) obj
- (slot standard-effective-slot-definition))
- (let ((value (call-next-method)))
- (cmsg-c :verbose "slot value: class: ~s, obj: ~s, slot: ~s" cl (class-of obj) slot)
- value))