| 1 | (in-package :lisp-on-lines) |
| 2 | |
| 3 | (define-description standard-object () |
| 4 | ((class-slots :label "Slots" |
| 5 | :function (compose 'class-slots 'class-of)))) |
| 6 | |
| 7 | (define-layered-class slot-definition-attribute (standard-attribute) |
| 8 | ((slot-name :initarg :slot-name :accessor attribute-slot-name))) |
| 9 | |
| 10 | (define-layered-method attribute-value (object (attribute slot-definition-attribute)) |
| 11 | (slot-value object (attribute-slot-name attribute))) |
| 12 | |
| 13 | |
| 14 | (define-layered-method description-of ((object standard-object)) |
| 15 | (find-description 'standard-object)) |
| 16 | |
| 17 | |
| 18 | |
| 19 | |
| 20 | |