pjs/js2/semantics/Test/LineTest.lisp

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;;; ***** BEGIN LICENSE BLOCK *****
;;; Version: MPL 1.1/GPL 2.0/LGPL 2.1
;;;
;;; The contents of this file are subject to the Mozilla Public License Version
;;; 1.1 (the "License"); you may not use this file except in compliance with
;;; the License. You may obtain a copy of the License at
;;; http://www.mozilla.org/MPL/
;;;
;;; Software distributed under the License is distributed on an "AS IS" basis,
;;; WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License
;;; for the specific language governing rights and limitations under the
;;; License.
;;;
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;;; The Original Code is the Language Design and Prototyping Environment.
;;;
;;; The Initial Developer of the Original Code is
;;; Netscape Communications Corporation.
;;; Portions created by the Initial Developer are Copyright (C) 1999-2002
;;; the Initial Developer. All Rights Reserved.
;;;
;;; Contributor(s):
;;; Waldemar Horwat <waldemar@acm.org>
2002-02-05 00:13:45 +03:00
;;;
;;; Alternatively, the contents of this file may be used under the terms of
;;; either the GNU General Public License Version 2 or later (the "GPL"), or
;;; the GNU Lesser General Public License Version 2.1 or later (the "LGPL"),
;;; in which case the provisions of the GPL or the LGPL are applicable instead
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;;; the provisions above, a recipient may use your version of this file under
;;; the terms of any one of the MPL, the GPL or the LGPL.
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;;; ***** END LICENSE BLOCK *****
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;;;
;;; Line-break sensitive test grammar
;;;
;;; Waldemar Horwat (waldemar@acm.org)
;;;
(declaim (optimize (debug 3)))
(progn
(defparameter *ltw*
(generate-world
"T"
'((line-grammar line-test-grammar :lalr-1 :start)
(production :start (a) start-a)
(production :start (b :no-line-break c) start-b-c)
(production :start (d :no-line-break :y z) start-d-y-z)
(production :start (e :y z) start-e-y-z)
(production :start (:q :no-line-break a) start-q-a)
(production :start (c :q a) start-c-q-a)
(production :y () y-empty)
(production :y (x) y-x)
(production :q (x x) q-x-x)
)))
(defparameter *ltg* (world-grammar *ltw* 'line-test-grammar)))
#|
(depict-rtf-to-local-file
"Test/LineTestGrammar.rtf"
"Line Test Grammar"
#'(lambda (markup-stream)
(depict-world-commands markup-stream *ltw* :heading-offset 1 :visible-semantics nil)))
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(depict-html-to-local-file
"Test/LineTestGrammar.html"
"Line Test Grammar"
t
#'(lambda (markup-stream)
(depict-world-commands markup-stream *ltw* :heading-offset 1 :visible-semantics nil)))
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(print-grammar *ltg*)
(with-local-output (s "Test/LineTestGrammar.txt") (print-grammar *ltg* s))
;(pprint (parse *ltg* #'identity '(begin letter letter letter digit end)))
|#
(length (grammar-states *ltg*))