d938b38d5e
* module/mes/guile.mes (open-input-string, read-string): New functions. * tests/guile.test: New file. * GNUmakefile (TESTS): Add it.
87 lines
2.4 KiB
Scheme
Executable file
87 lines
2.4 KiB
Scheme
Executable file
#! /bin/sh
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# -*-scheme-*-
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MES=${MES-$(dirname $0)/../scripts/mes}
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echo ' ()' | cat $(dirname $0)/../module/mes/base-0.mes $0 /dev/stdin | $MES $MES_FLAGS "$@"
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#paredit:||
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exit $?
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!#
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;;; -*-scheme-*-
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;;; Mes --- Maxwell Equations of Software
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;;; Copyright © 2017 Jan Nieuwenhuizen <janneke@gnu.org>
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;;;
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;;; This file is part of Mes.
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;;;
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;;; Mes is free software; you can redistribute it and/or modify it
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;;; under the terms of the GNU General Public License as published by
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;;; the Free Software Foundation; either version 3 of the License, or (at
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;;; your option) any later version.
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;;;
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;;; Mes is distributed in the hope that it will be useful, but
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;;; WITHOUT ANY WARRANTY; without even the implied warranty of
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;;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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;;; GNU General Public License for more details.
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;;;
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;;; You should have received a copy of the GNU General Public License
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;;; along with Mes. If not, see <http://www.gnu.org/licenses/>.
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;;(if guile? (exit 0))
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(cond-expand
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;;(guile-2)
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(guile
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(use-modules (ice-9 rdelim)))
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(mes
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(mes-use-module (mes test))
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(mes-use-module (mes guile))))
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(pass-if "first dummy" #t)
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(pass-if-not "second dummy" #f)
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(pass-if-equal "read-string" "bla"
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(with-input-from-string "bla"
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(lambda () (read-string))))
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(pass-if-equal "open-input-string" "bla"
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(let* ((port (current-input-port))
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(foo (open-input-string "bla")))
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(set-current-input-port foo)
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(let ((s (read-string)))
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(set-current-input-port port)
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s)))
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;; NYACC
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;; === input stack =====================
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(define *input-stack* (make-fluid '()))
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(define (reset-input-stack)
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(fluid-set! *input-stack* '()))
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(define (push-input port)
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(let ((curr (current-input-port))
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(ipstk (fluid-ref *input-stack*)))
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(fluid-set! *input-stack* (cons curr ipstk))
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(set-current-input-port port)))
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;; Return #f if empty
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(define (pop-input)
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(let ((ipstk (fluid-ref *input-stack*)))
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(if (null? ipstk) #f
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(begin
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(set-current-input-port (car ipstk))
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(fluid-set! *input-stack* (cdr ipstk))))))
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(pass-if-equal "push-input"
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"bla"
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(let ()
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(push-input (open-input-string "bla"))
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(let ((ch (read-char)))
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(unread-char ch))
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(let ((x (read-string)))
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(let ((pop (pop-input)))
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x))))
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(result 'report)
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