function outputSelectors(CSSSelectors $sels)
{
$out = '';
$prev = false;
foreach ($sels->getSelectors() as $s) {
if ($prev) {
$out .= ',';
} else {
$prev = true;
}
$out .= $this->outputSelector($s);
}
return $out;
}
function CSSRuleset()
{
try {
$selectors = new CSSSelectors();
$sel = $this->CSSSelector();
if (!$sel) {
$this->error('Selector expected');
}
$selectors->add($sel);
while ($this->isValNext(DELIM, ',')) {
$this->whiteSpace();
$selectors->add($this->CSSSelector());
}
$this->expect(LCBR, 'Selector should end here and rule is expected');
} catch (CSSParseError $e) {
$this->skipUpTo(LCBR);
$this->nextToken();
$this->skipUpTo(RCBR);
$this->nextToken();
$this->whiteSpace();
return false;
}
try {
$declarations = $this->CSSDeclarations(RCBR);
if (!$this->isEof()) {
$this->expect(RCBR, 'Block of declarations should end here');
$this->whiteSpace();
}
return new CSSRuleset($selectors, $declarations);
} catch (CSSParseError $e) {
$this->skipUpTo(RCBR);
$this->nextToken();
$this->whiteSpace();
return false;
}
}