IntendedStructureChain.h [plain text]
#ifndef IntendedStructureChain_h
#define IntendedStructureChain_h
#include "Structure.h"
#include <wtf/RefCounted.h>
namespace JSC {
class CodeBlock;
class JSGlobalObject;
class StructureChain;
class VM;
struct DumpContext;
class IntendedStructureChain : public RefCounted<IntendedStructureChain> {
public:
IntendedStructureChain(JSGlobalObject* globalObject, Structure* head);
IntendedStructureChain(CodeBlock* codeBlock, Structure* head, Structure* prototypeStructure);
IntendedStructureChain(CodeBlock* codeBlock, Structure* head, StructureChain* chain);
IntendedStructureChain(CodeBlock* codeBlock, Structure* head, StructureChain* chain, unsigned count);
~IntendedStructureChain();
bool isStillValid() const;
bool matches(StructureChain*) const;
StructureChain* chain(VM&) const;
bool mayInterceptStoreTo(VM&, StringImpl* uid);
bool isNormalized();
Structure* head() const { return m_head; }
size_t size() const { return m_vector.size(); }
Structure* at(size_t index) { return m_vector[index]; }
Structure* operator[](size_t index) { return at(index); }
JSObject* terminalPrototype() const;
Structure* last() const { return m_vector.last(); }
void visitChildren(SlotVisitor&);
void dump(PrintStream&) const;
void dumpInContext(PrintStream&, DumpContext*) const;
private:
JSGlobalObject* m_globalObject;
Structure* m_head;
Vector<Structure*> m_vector;
};
}
#endif // IntendedStructureChain_h