CSSSelectorParser.h [plain text]
#pragma once
#include "CSSParserContext.h"
#include "CSSParserSelector.h"
#include "CSSParserTokenRange.h"
#include "CSSSelectorList.h"
#include "StyleSheetContents.h"
namespace WebCore {
class CSSParserTokenRange;
class CSSSelectorList;
class StyleSheetContents;
struct CSSParserContext;
class CSSSelectorParser {
public:
CSSSelectorParser(const CSSParserContext&, StyleSheetContents*);
CSSSelectorList consumeComplexSelectorList(CSSParserTokenRange&);
static bool supportsComplexSelector(CSSParserTokenRange, const CSSParserContext&);
private:
CSSSelectorList consumeComplexForgivingSelectorList(CSSParserTokenRange&);
CSSSelectorList consumeCompoundSelectorList(CSSParserTokenRange&);
std::unique_ptr<CSSParserSelector> consumeComplexSelector(CSSParserTokenRange&);
std::unique_ptr<CSSParserSelector> consumeCompoundSelector(CSSParserTokenRange&);
std::unique_ptr<CSSParserSelector> consumeSimpleSelector(CSSParserTokenRange&);
bool consumeName(CSSParserTokenRange&, AtomString& name, AtomString& namespacePrefix);
std::unique_ptr<CSSParserSelector> consumeId(CSSParserTokenRange&);
std::unique_ptr<CSSParserSelector> consumeClass(CSSParserTokenRange&);
std::unique_ptr<CSSParserSelector> consumePseudo(CSSParserTokenRange&);
std::unique_ptr<CSSParserSelector> consumeAttribute(CSSParserTokenRange&);
CSSSelector::RelationType consumeCombinator(CSSParserTokenRange&);
CSSSelector::Match consumeAttributeMatch(CSSParserTokenRange&);
CSSSelector::AttributeMatchType consumeAttributeFlags(CSSParserTokenRange&);
const AtomString& defaultNamespace() const;
const AtomString& determineNamespace(const AtomString& prefix);
void prependTypeSelectorIfNeeded(const AtomString& namespacePrefix, const AtomString& elementName, CSSParserSelector&);
static std::unique_ptr<CSSParserSelector> splitCompoundAtImplicitShadowCrossingCombinator(std::unique_ptr<CSSParserSelector> compoundSelector, const CSSParserContext&);
static bool containsUnknownWebKitPseudoElements(const CSSSelector& complexSelector);
class DisallowPseudoElementsScope;
const CSSParserContext& m_context;
const RefPtr<StyleSheetContents> m_styleSheet;
bool m_failedParsing { false };
bool m_disallowPseudoElements { false };
bool m_resistDefaultNamespace { false };
bool m_ignoreDefaultNamespace { false };
};
Optional<CSSSelectorList> parseCSSSelector(CSSParserTokenRange, const CSSParserContext&, StyleSheetContents*);
}