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53befeb700
(Not quite finished, the following will be done tomorrow. module/srfi/*.scm module/rnrs/*.scm module/scripts/*.scm testsuite/*.scm guile-readline/* )
72 lines
2.7 KiB
Scheme
72 lines
2.7 KiB
Scheme
;;;; Copyright (C) 1999, 2000, 2005, 2006 Free Software Foundation, Inc.
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;;;;
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;;;; This library is free software; you can redistribute it and/or
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;;;; modify it under the terms of the GNU Lesser General Public
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;;;; License as published by the Free Software Foundation; either
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;;;; version 3 of the License, or (at your option) any later version.
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;;;;
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;;;; This library is distributed in the hope that it will be useful,
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;;;; but WITHOUT ANY WARRANTY; without even the implied warranty of
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;;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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;;;; Lesser General Public License for more details.
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;;;;
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;;;; You should have received a copy of the GNU Lesser General Public
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;;;; License along with this library; if not, write to the Free Software
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;;;; Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
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;;;;
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(define-module (oop goops accessors)
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:use-module (oop goops)
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:re-export (standard-define-class)
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:export (define-class-with-accessors
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define-class-with-accessors-keywords))
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(define-macro (define-class-with-accessors name supers . slots)
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(let ((eat? #f))
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`(standard-define-class
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,name ,supers
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,@(map-in-order
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(lambda (slot)
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(cond (eat?
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(set! eat? #f)
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slot)
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((keyword? slot)
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(set! eat? #t)
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slot)
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((pair? slot)
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(if (get-keyword #:accessor (cdr slot) #f)
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slot
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(let ((name (car slot)))
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`(,name #:accessor ,name ,@(cdr slot)))))
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(else
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`(,slot #:accessor ,slot))))
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slots))))
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(define-macro (define-class-with-accessors-keywords name supers . slots)
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(let ((eat? #f))
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`(standard-define-class
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,name ,supers
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,@(map-in-order
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(lambda (slot)
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(cond (eat?
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(set! eat? #f)
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slot)
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((keyword? slot)
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(set! eat? #t)
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slot)
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((pair? slot)
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(let ((slot
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(if (get-keyword #:accessor (cdr slot) #f)
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slot
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(let ((name (car slot)))
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`(,name #:accessor ,name ,@(cdr slot))))))
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(if (get-keyword #:init-keyword (cdr slot) #f)
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slot
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(let* ((name (car slot))
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(keyword (symbol->keyword name)))
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`(,name #:init-keyword ,keyword ,@(cdr slot))))))
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(else
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`(,slot #:accessor ,slot
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#:init-keyword ,(symbol->keyword slot)))))
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slots))))
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