[css2] Added optional whitespace after hexadecimal escape sequence.

bert-github · bert-github · commit 7876fc0bf27b · 1998-02-10T23:57:44.000Z
--HG--
extra : convert_revision : svn%3A73dc7c4b-06e6-40f3-b4f7-9ed1dbc14bfc/trunk%40860
diff --git a/css2/grammar.src b/css2/grammar.src
@@ -1,6 +1,6 @@
 <!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.0 Transitional//EN">
 <html lang="en">
-<!-- $Id: grammar.src,v 2.1 1998-02-02 23:18:44 bbos Exp $ -->
+<!-- $Id: grammar.src,v 2.2 1998-02-10 23:57:44 bbos Exp $ -->
 <HEAD>
 <meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
 <TITLE>Appendix D: The grammar of CSS2</TITLE>
@@ -151,12 +151,13 @@ possible code point in <span class="index-inst"
 title="unicode">Unicode</span>/<span class="index-inst"
 title="iso-10646">ISO-10646</span>.
 
+<!-- ignored whitespace after Unicode escape, is it OK? -->
 <pre>
 %option case-insensitive
 
 h		[0-9a-f]
 nonascii	[\200-\377]
-unicode		\\{h}{1,6}
+unicode		\\{h}{1,6}[ \t\r\n\f]?
 escape		{unicode}|\\[ -~\200-\377]
 nmstart		[a-z]|{nonascii}|{escape}
 nmchar		[a-z0-9-]|{nonascii}|{escape}
@@ -194,7 +195,7 @@ range		{h}(\?{0,5}|{h}(\?{0,4}|{h}(\?{0,3}|{h}(\?{0,2}|{h}(\??|{h})))))
 "@font-face"		{return FONT_FACE_SYM;}
 "@"{ident}		{return ATKEYWORD;}
 
-"!"[ \t\r\n\f]*"important"	{return IMPORTANT_SYM;}
+"!important"		{return IMPORTANT_SYM;}
 
 {num}em			{return EMS;}
 {num}ex			{return EXS;}
