static bool canBeUsedForIdFastPath(const CSSSelector& selector)
{
return selector.match() == CSSSelector::Id
|| (selector.match() == CSSSelector::Exact && selector.attribute() == HTMLNames::idAttr && !selector.attributeValueMatchingIsCaseInsensitive());
}
static RuleFeatureSet::AttributeRules::SelectorKey makeAttributeSelectorKey(const CSSSelector& selector)
{
bool caseInsensitive = selector.attributeValueMatchingIsCaseInsensitive();
unsigned matchAndCase = static_cast<unsigned>(selector.match()) << 1 | (caseInsensitive ? 1 : 0);
return std::make_pair(selector.attributeCanonicalLocalName().impl(), std::make_pair(selector.value().impl(), matchAndCase));
}