src/parser/parser-proto.lisp: Add functions returning standard parsers.

[sod] / src / parser / scanner-impl.lisp

diff --git a/src/parser/scanner-impl.lisp b/src/parser/scanner-impl.lisp
index 2abdff4..00c41eb 100644 (file)
--- a/src/parser/scanner-impl.lisp
+++ b/src/parser/scanner-impl.lisp
@@ -7,7 +7,7 @@
 
 ;;;----- Licensing notice ---------------------------------------------------
 ;;;
-;;; This file is part of the Sensble Object Design, an object system for C.
+;;; This file is part of the Sensible Object Design, an object system for C.
 ;;;
 ;;; SOD is free software; you can redistribute it and/or modify
 ;;; it under the terms of the GNU General Public License as published by
@@ -92,10 +92,13 @@
   (with-slots ((string %string) index) scanner
     (subseq string place-a (or place-b index))))
 
+(defmethod make-scanner-stream ((scanner string-scanner))
+  (make-instance 'character-scanner-stream :scanner scanner))
+
 ;;;--------------------------------------------------------------------------
 ;;; List scanner.
 
-(export 'list-scanner)
+(export '(list-scanner list-scanner-p make-list-scanner))
 (defstruct (list-scanner
             (:constructor make-list-scanner (list &aux (%list list))))
   "Simple token scanner for lists.