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Diffstat (limited to 'src/stklos/lisp-lex.l')
| -rw-r--r-- | src/stklos/lisp-lex.l | 91 |
1 files changed, 91 insertions, 0 deletions
diff --git a/src/stklos/lisp-lex.l b/src/stklos/lisp-lex.l new file mode 100644 index 0000000..efad24b --- /dev/null +++ b/src/stklos/lisp-lex.l @@ -0,0 +1,91 @@ +;;;; -*- 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 |