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// Copyright 2018 The Chromium Authors. All rights reserved.
// Use of this source code is governed by a BSD-style license that can be
// found in the LICENSE file.
#include "base/containers/intrusive_heap.h"
#include "base/check.h"
#include "base/memory/ptr_util.h"
namespace base {
////////////////////////////////////////////////////////////////////////////////
// HeapHandle
// static
HeapHandle HeapHandle::Invalid() {
return HeapHandle();
}
////////////////////////////////////////////////////////////////////////////////
// InternalHeapHandleStorage
InternalHeapHandleStorage::InternalHeapHandleStorage()
: handle_(new HeapHandle()) {}
InternalHeapHandleStorage::InternalHeapHandleStorage(
InternalHeapHandleStorage&& other) noexcept
: handle_(std::move(other.handle_)) {
DCHECK(intrusive_heap::IsInvalid(other.handle_));
}
InternalHeapHandleStorage::~InternalHeapHandleStorage() = default;
InternalHeapHandleStorage& InternalHeapHandleStorage::operator=(
InternalHeapHandleStorage&& other) noexcept {
handle_ = std::move(other.handle_);
DCHECK(intrusive_heap::IsInvalid(other.handle_));
return *this;
}
void InternalHeapHandleStorage::swap(
InternalHeapHandleStorage& other) noexcept {
std::swap(handle_, other.handle_);
}
} // namespace base
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