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|
;;;; -*- Scheme -*-
;;;;
;;;; lisp-lex.l -- SILex input for the Lisp Languages
;;;;
;;;; Copyright � 2003-2004 Erick Gallesio - I3S-CNRS/ESSI <eg@essi.fr>
;;;;
;;;;
;;;; This program is free software; you can redistribute it and/or modify
;;;; it under the terms of the GNU General Public License as published by
;;;; the Free Software Foundation; either version 2 of the License, or
;;;; (at your option) any later version.
;;;;
;;;; This program 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 General Public License for more details.
;;;;
;;;; You should have received a copy of the GNU General Public License
;;;; along with this program; if not, write to the Free Software
;;;; Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307,
;;;; USA.
;;;;
;;;; Author: Erick Gallesio [eg@essi.fr]
;;;; Creation date: 21-Dec-2003 17:19 (eg)
;;;; Last file update: 5-Jan-2004 18:24 (eg)
;;;;
space [ \n\9]
letter [#?!_:a-zA-Z\-]
digit [0-9]
%%
;; Strings
\"[^\"]*\" (new markup
(markup '&source-string)
(body yytext))
;;Comment
\;.* (new markup
(markup '&source-line-comment)
(body yytext))
;; Skribe text (i.e. [....])
\[|\] (if *bracket-highlight*
(new markup
(markup '&source-bracket)
(body yytext))
yytext)
;; Spaces & parenthesis
[ \n\9\(\)]+ (begin
yytext)
;; Identifier (real syntax is slightly more complicated but we are
;; interested here in the identifiers that we will fontify)
[^\;\"\[\] \n\9\(\)]+ (let ((c (string-ref yytext 0)))
(cond
((or (char=? c #\:)
(char=? (string-ref yytext
(- (string-length yytext) 1))
#\:))
;; Scheme keyword
(new markup
(markup '&source-type)
(body yytext)))
((char=? c #\<)
;; STklos class
(let* ((len (string-length yytext))
(c (string-ref yytext (- len 1))))
(if (char=? c #\>)
(if *class-highlight*
(new markup
(markup '&source-module)
(body yytext))
yytext) ; no
yytext))) ; no
(else
(let ((tmp (assoc (string->symbol yytext)
*the-keys*)))
(if tmp
(new markup
(markup (cdr tmp))
(body yytext))
yytext)))))
<<EOF>> 'eof
<<ERROR>> (skribe-error 'lisp-fontifier "Parse error" yytext)
; LocalWords: fontify
|
