X-Git-Url: http://matita.cs.unibo.it/gitweb/?a=blobdiff_plain;f=helm%2FDEVEL%2Fpxp%2Fpxp%2Flexers%2Fpxp_lex_document.src;fp=helm%2FDEVEL%2Fpxp%2Fpxp%2Flexers%2Fpxp_lex_document.src;h=33310c11332cc1f9b2dca0481f3d54576f63ce7a;hb=c03d2c1fdab8d228cb88aaba5ca0f556318bebc5;hp=0000000000000000000000000000000000000000;hpb=758057e85325f94cd88583feb1fdf6b038e35055;p=helm.git

diff --git a/helm/DEVEL/pxp/pxp/lexers/pxp_lex_document.src b/helm/DEVEL/pxp/pxp/lexers/pxp_lex_document.src
new file mode 100644
index 000000000..33310c113
--- /dev/null
+++ b/helm/DEVEL/pxp/pxp/lexers/pxp_lex_document.src
@@ -0,0 +1,70 @@
+(* $Id$
+ * ----------------------------------------------------------------------
+ *
+ *)
+
+
+{
+  open Pxp_types
+  open Pxp_lexer_types
+
+#insert pxp_lex_aux.src
+
+#insert open_pxp_lex_aux_*.src
+#insert open_pxp_lex_misc_*.src
+
+}
+
+#insert pxp_lex_defs_*.def
+
+
+(* scan_document: Lexer for the outermost structures *)
+
+rule scan_document = parse
+    "<?" pi_string "?>"
+      { scan_pi (Lexing.lexeme lexbuf) scan_xml_pi, Document }
+  | "<?"
+      { raise (WF_error ("Illegal processing instruction")) }
+  | "<!DOCTYPE"
+      { tok_Doctype__Document_type }
+  | "<!--" 
+      { Comment_begin, Document_comment }
+  | "<!"
+      { raise (WF_error "Declaration either malformed or not allowed in this context") 
+      }
+  | "<" name
+      { let s = Lexing.lexeme lexbuf in
+	Tag_beg (String.sub s 1 (String.length s - 1), dummy_entity), Within_tag
+      }
+  | '<'
+      { raise (WF_error ("Illegal token")) }
+  | ws+
+      { tok_Ignore__Document }
+  | eof
+      { tok_Eof__Document }
+  | character
+      { raise (WF_error ("Content not allowed here")) }
+  | _
+      { raise Netconversion.Malformed_code }
+
+(* ======================================================================
+ * History:
+ * 
+ * $Log$
+ * Revision 1.1  2000/11/17 09:57:32  lpadovan
+ * Initial revision
+ *
+ * Revision 1.4  2000/08/18 20:19:59  gerd
+ * 	Comments return different comment tokens.
+ *
+ * Revision 1.3  2000/08/14 22:18:34  gerd
+ * 	Bad_character_stream -> Netconversion.Malformed_code
+ *
+ * Revision 1.2  2000/05/29 23:53:12  gerd
+ * 	Updated because Markup_* modules have been renamed to Pxp_*.
+ *
+ * Revision 1.1  2000/05/20 20:33:25  gerd
+ * 	Initial revision.
+ *
+ * 
+ *)