gecko-dev/xpcom/base/TupleCycleCollection.h
Kris Maglione bb6ad284b5 Bug 1484373: Part 2b - Add cycle collection helpers for Tuple types. r=smaug
--HG--
extra : rebase_source : 268282522c8c217137974113416d26313b1c0249
2018-08-19 17:43:29 -07:00

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1.1 KiB
C++

/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
/* vim: set ts=8 sts=2 et sw=2 tw=80: */
/* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
#ifndef TupleCycleCollection_h
#define TupleCycleCollection_h
#include "mozilla/Tuple.h"
#include "nsCycleCollectionTraversalCallback.h"
template<typename... Elements>
inline void
ImplCycleCollectionUnlink(mozilla::Tuple<Elements...>& aField)
{
ForEach(aField, [](auto& aElem) {
ImplCycleCollectionUnlink(aElem);
});
}
template<typename... Elements>
inline void
ImplCycleCollectionTraverse(nsCycleCollectionTraversalCallback& aCallback,
mozilla::Tuple<Elements...>& aField,
const char* aName,
uint32_t aFlags = 0)
{
aFlags |= CycleCollectionEdgeNameArrayFlag;
ForEach(aField, [&](auto& aElem) {
ImplCycleCollectionTraverse(aCallback, aElem, aName, aFlags);
});
}
#endif // TupleCycleCollection_h