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%option case-insensitive
%option noyywrap
%option 8bit
h [0-9a-fA-F]
nonascii [\200-\377]
unicode \\{h}{1,6}[ \t\r\n\f]?
escape {unicode}|\\[ -~\200-\377]
nmstart [_a-zA-Z]|{nonascii}|{escape}
nmchar [_a-zA-Z0-9-]|{nonascii}|{escape}
string1 \"([\t !#$%&(-~]|\\{nl}|\'|{nonascii}|{escape})*\"
string2 \'([\t !#$%&(-~]|\\{nl}|\"|{nonascii}|{escape})*\'
ident -?{nmstart}{nmchar}*
name {nmchar}+
num [0-9]+|[0-9]*"."[0-9]+
intnum [0-9]+
string {string1}|{string2}
url ([!#$%&*-~]|{nonascii}|{escape})*
w [ \t\r\n\f]*
nl \n|\r\n|\r|\f
range \?{1,6}|{h}(\?{0,5}|{h}(\?{0,4}|{h}(\?{0,3}|{h}(\?{0,2}|{h}(\??|{h})))))
nth (-?[0-9]*n[\+-][0-9]+)|(-?[0-9]*n)
%%
\/\*[^*]*\*+([^/*][^*]*\*+)*\/ /* ignore comments */
[ \t\r\n\f]+ {yyTok = S; return yyTok;}
"<!--" {yyTok = SGML_CD; return yyTok;}
"-->" {yyTok = SGML_CD; return yyTok;}
"~=" {yyTok = INCLUDES; return yyTok;}
"|=" {yyTok = DASHMATCH; return yyTok;}
"^=" {yyTok = BEGINSWITH; return yyTok;}
"$=" {yyTok = ENDSWITH; return yyTok;}
"*=" {yyTok = CONTAINS; return yyTok;}
{string} {yyTok = STRING; return yyTok;}
{ident} {yyTok = IDENT; return yyTok;}
{nth} {yyTok = NTH; return yyTok;}
"#"{name} {yyTok = HASH; return yyTok;}
"@import" {yyTok = IMPORT_SYM; return yyTok;}
"@page" {yyTok = PAGE_SYM; return yyTok;}
"@media" {yyTok = MEDIA_SYM; return yyTok;}
"@font-face" {yyTok = FONT_FACE_SYM; return yyTok;}
"@charset" {yyTok = CHARSET_SYM; return yyTok;}
"@namespace" {yyTok = NAMESPACE_SYM; return yyTok; }
"@-khtml-rule" {yyTok = KHTML_RULE_SYM; return yyTok; }
"@-khtml-decls" {yyTok = KHTML_DECLS_SYM; return yyTok; }
"@-khtml-value" {yyTok = KHTML_VALUE_SYM; return yyTok; }
"!"{w}"important" {yyTok = IMPORTANT_SYM; return yyTok;}
{num}em {yyTok = EMS; return yyTok;}
{num}__qem {yyTok = QEMS; return yyTok;} /* quirky ems */
{num}ex {yyTok = EXS; return yyTok;}
{num}px {yyTok = PXS; return yyTok;}
{num}cm {yyTok = CMS; return yyTok;}
{num}mm {yyTok = MMS; return yyTok;}
{num}in {yyTok = INS; return yyTok;}
{num}pt {yyTok = PTS; return yyTok;}
{num}pc {yyTok = PCS; return yyTok;}
{num}deg {yyTok = DEGS; return yyTok;}
{num}rad {yyTok = RADS; return yyTok;}
{num}grad {yyTok = GRADS; return yyTok;}
{num}ms {yyTok = MSECS; return yyTok;}
{num}s {yyTok = SECS; return yyTok;}
{num}Hz {yyTok = HERZ; return yyTok;}
{num}kHz {yyTok = KHERZ; return yyTok;}
{num}{ident} {yyTok = DIMEN; return yyTok;}
{num}% {yyTok = PERCENTAGE; return yyTok;}
{intnum} {yyTok = INTEGER; return yyTok;}
{num} {yyTok = FLOAT; return yyTok;}
"not(" {yyTok = NOTFUNCTION; return yyTok;}
"url("{w}{string}{w}")" {yyTok = URI; return yyTok;}
"url("{w}{url}{w}")" {yyTok = URI; return yyTok;}
{ident}"(" {yyTok = FUNCTION; return yyTok;}
U\+{range} {yyTok = UNICODERANGE; return yyTok;}
U\+{h}{1,6}-{h}{1,6} {yyTok = UNICODERANGE; return yyTok;}
. {yyTok = *yytext; return yyTok;}
%%
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