1
Fork 0
mirror of https://git.savannah.gnu.org/git/guile.git synced 2025-04-30 20:00:19 +02:00
guile/module/language/ecmascript/function.scm
Andy Wingo cc7d394490 Deprecate passing a non-zero size to make-module
* module/ice-9/boot-9.scm (make-module): Issue a deprecation warning if
  users pass a non-zero size.
  (nested-define-module!, make-modules-in, beautify-user-module!)
  (resolve-interface, make-autoload-interface, %cond-expand-table):
* module/ice-9/popen.scm (port/pid-table):
* module/ice-9/session.scm (make-fold-modules):
* module/language/ecmascript/function.scm (*program-wrappers*):
* module/scripts/api-diff.scm (read-api-alist-file):
* module/srfi/srfi-10.scm (reader-ctors): Update callers.  Also remove
  some make-hash-table sizes.
2019-09-27 22:57:38 +02:00

78 lines
2.8 KiB
Scheme

;;; ECMAScript for Guile
;; Copyright (C) 2009 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
;;; Code:
(define-module (language ecmascript function)
#:use-module (oop goops)
#:use-module (language ecmascript base)
#:export (*function-prototype* *program-wrappers*))
(define-class <js-program-wrapper> (<js-object>))
(define *program-wrappers* (make-doubly-weak-hash-table))
(define *function-prototype* (make <js-object> #:class "Function"
#:value (lambda args *undefined*)))
(define-js-method *function-prototype* (toString)
(format #f "~A" (js-value this)))
(define-js-method *function-prototype* (apply this-arg array)
(cond ((or (null? array) (eq? array *undefined*))
(call/this this-arg (js-value this)))
((is-a? array <js-array-object>)
(call/this this-arg
(lambda ()
(apply (js-value this)
(vector->list (js-array-vector array))))))
(else
(throw 'TypeError 'apply array))))
(define-js-method *function-prototype* (call this-arg . args)
(call/this this-arg
(lambda ()
(apply (js-value this) args))))
(define-method (pget (o <applicable>) p)
(let ((wrapper (hashq-ref *program-wrappers* o)))
(if wrapper
(pget wrapper p)
(pget *function-prototype* p))))
(define-method (pput (o <applicable>) p v)
(let ((wrapper (hashq-ref *program-wrappers* o)))
(if wrapper
(pput wrapper p v)
(let ((wrapper (make <js-program-wrapper> #:value o #:class "Function"
#:prototype *function-prototype*)))
(hashq-set! *program-wrappers* o wrapper)
(pput wrapper p v)))))
(define-method (js-prototype (o <applicable>))
(let ((wrapper (hashq-ref *program-wrappers* o)))
(if wrapper
(js-prototype wrapper)
#f)))
(define-method (js-constructor (o <applicable>))
(let ((wrapper (hashq-ref *program-wrappers* o)))
(if wrapper
(js-constructor wrapper)
#f)))