1.1 --- a/css-syntax/Diagrams.src.html Fri Aug 30 16:02:46 2013 -0700
1.2 +++ b/css-syntax/Diagrams.src.html Sun Sep 01 16:18:24 2013 +0100
1.3 @@ -63,6 +63,8 @@
1.4 add('whitespace', Diagram(Choice(
1.5 0, 'space', '\\t', NonTerminal('newline'))));
1.6
1.7 +add('hex digit', Diagram(NonTerminal('0-9 a-f or A-F')));
1.8 +
1.9 add('escape', Diagram(
1.10 '\\', Choice(0,
1.11 NonTerminal('not newline or hex digit'),
1.12 @@ -151,15 +153,10 @@
1.13 'U',
1.14 'u'),
1.15 '+',
1.16 - Choice(0,
1.17 - Sequence(OneOrMore(NonTerminal('hex digit'), Comment('1-6 times'))),
1.18 - Sequence(
1.19 - ZeroOrMore(NonTerminal('hex digit'), Comment('1-5 times')),
1.20 - OneOrMore('?', Comment('1 to (6 - digits) times'))),
1.21 - Sequence(
1.22 - OneOrMore(NonTerminal('hex digit'), Comment('1-6 times')),
1.23 - '-',
1.24 - OneOrMore(NonTerminal('hex digit'), Comment('1-6 times'))))));
1.25 + Sequence(OneOrMore(Choice(0, NonTerminal('hex digit'), '?'), Comment('1-6 times'))),
1.26 + Optional(Sequence(
1.27 + '-',
1.28 + OneOrMore(NonTerminal('hex digit'), Comment('1-6 times'))))));
1.29
1.30 add('〈include-match〉', Diagram('~='));
1.31
