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// Copyright 2017 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_OBJECTS_JS_COLLECTION_INL_H_
#define V8_OBJECTS_JS_COLLECTION_INL_H_
#include "src/objects/js-collection.h"
#include "src/heap/heap-write-barrier-inl.h"
#include "src/objects/heap-object-inl.h"
#include "src/objects/objects-inl.h"
#include "src/objects/ordered-hash-table-inl.h"
#include "src/roots/roots-inl.h"
// Has to be the last include (doesn't have include guards):
#include "src/objects/object-macros.h"
namespace v8 {
namespace internal {
TQ_OBJECT_CONSTRUCTORS_IMPL(JSCollection)
TQ_OBJECT_CONSTRUCTORS_IMPL(JSMap)
TQ_OBJECT_CONSTRUCTORS_IMPL(JSSet)
TQ_OBJECT_CONSTRUCTORS_IMPL(JSWeakCollection)
TQ_OBJECT_CONSTRUCTORS_IMPL(JSWeakMap)
TQ_OBJECT_CONSTRUCTORS_IMPL(JSWeakSet)
// TODO(jkummerow): Move JSCollectionIterator to js-collection.h?
// TODO(jkummerow): Introduce IsJSCollectionIterator() check? Or unchecked
// version of OBJECT_CONSTRUCTORS_IMPL macro?
TQ_OBJECT_CONSTRUCTORS_IMPL(JSCollectionIterator)
template <class Derived, class TableType>
OrderedHashTableIterator<Derived, TableType>::OrderedHashTableIterator(
Address ptr)
: JSCollectionIterator(ptr) {}
JSMapIterator::JSMapIterator(Address ptr)
: OrderedHashTableIterator<JSMapIterator, OrderedHashMap>(ptr) {
SLOW_DCHECK(IsJSMapIterator());
}
JSSetIterator::JSSetIterator(Address ptr)
: OrderedHashTableIterator<JSSetIterator, OrderedHashSet>(ptr) {
SLOW_DCHECK(IsJSSetIterator());
}
CAST_ACCESSOR(JSSetIterator)
CAST_ACCESSOR(JSMapIterator)
Object JSMapIterator::CurrentValue() {
OrderedHashMap table = OrderedHashMap::cast(this->table());
int index = Smi::ToInt(this->index());
Object value = table.ValueAt(index);
DCHECK(!value.IsTheHole());
return value;
}
} // namespace internal
} // namespace v8
#include "src/objects/object-macros-undef.h"
#endif // V8_OBJECTS_JS_COLLECTION_INL_H_