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;;;; Copyright (C) 1999, 2000, 2005, 2006 Free Software Foundation, Inc.
;;;;
;;;; This library is free software; you can redistribute it and/or
;;;; modify it under the terms of the GNU Lesser General Public
;;;; License as published by the Free Software Foundation; either
;;;; version 3 of the License, or (at your option) any later version.
;;;;
;;;; This library is distributed in the hope that it will be useful,
;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
;;;; Lesser General Public License for more details.
;;;;
;;;; You should have received a copy of the GNU Lesser General Public
;;;; License along with this library; if not, write to the Free Software
;;;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
;;;;
(define-module (oop goops accessors)
:use-module (oop goops)
:re-export (standard-define-class)
:export (define-class-with-accessors
define-class-with-accessors-keywords))
(define-macro (define-class-with-accessors name supers . slots)
(let ((eat? #f))
`(standard-define-class
,name ,supers
,@(map-in-order
(lambda (slot)
(cond (eat?
(set! eat? #f)
slot)
((keyword? slot)
(set! eat? #t)
slot)
((pair? slot)
(if (get-keyword #:accessor (cdr slot) #f)
slot
(let ((name (car slot)))
`(,name #:accessor ,name ,@(cdr slot)))))
(else
`(,slot #:accessor ,slot))))
slots))))
(define-macro (define-class-with-accessors-keywords name supers . slots)
(let ((eat? #f))
`(standard-define-class
,name ,supers
,@(map-in-order
(lambda (slot)
(cond (eat?
(set! eat? #f)
slot)
((keyword? slot)
(set! eat? #t)
slot)
((pair? slot)
(let ((slot
(if (get-keyword #:accessor (cdr slot) #f)
slot
(let ((name (car slot)))
`(,name #:accessor ,name ,@(cdr slot))))))
(if (get-keyword #:init-keyword (cdr slot) #f)
slot
(let* ((name (car slot))
(keyword (symbol->keyword name)))
`(,name #:init-keyword ,keyword ,@(cdr slot))))))
(else
`(,slot #:accessor ,slot
#:init-keyword ,(symbol->keyword slot)))))
slots))))
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