blob: 40114f76d39ddb34e368a6814c5947a98819b632 [file] [log] [blame]
// Copyright 2016 the V8 project authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#ifndef V8_FIELD_TYPE_H_
#define V8_FIELD_TYPE_H_
#include "src/objects.h"
#include "src/objects/map.h"
#include "src/ostreams.h"
namespace v8 {
namespace internal {
template <typename T>
class Handle;
class FieldType : public Object {
static FieldType* None();
static FieldType* Any();
static Handle<FieldType> None(Isolate* isolate);
static Handle<FieldType> Any(Isolate* isolate);
static FieldType* Class(i::Map* map);
static Handle<FieldType> Class(i::Handle<i::Map> map, Isolate* isolate);
static FieldType* cast(Object* object);
bool NowContains(Object* value) {
if (this == Any()) return true;
if (this == None()) return false;
if (!value->IsHeapObject()) return false;
return HeapObject::cast(value)->map() == Map::cast(this);
bool NowContains(Handle<Object> value) { return NowContains(*value); }
bool IsClass();
Handle<i::Map> AsClass();
bool IsNone() { return this == None(); }
bool IsAny() { return this == Any(); }
bool NowStable();
bool NowIs(FieldType* other);
bool NowIs(Handle<FieldType> other);
void PrintTo(std::ostream& os);
} // namespace internal
} // namespace v8
#endif // V8_FIELD_TYPE_H_