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/* -*- 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,
#ifndef DOM_QUOTA_FIRSTINITIALIZATIONATTEMPTS_H_
#define DOM_QUOTA_FIRSTINITIALIZATIONATTEMPTS_H_
#include <cstdint>
#include <utility>
#include "ErrorList.h"
namespace mozilla::dom::quota {
template <typename Initialization, typename StringGenerator>
class FirstInitializationAttempts {
Initialization mFirstInitializationAttempts = Initialization::None;
public:
class FirstInitializationAttemptImpl {
using FirstInitializationAttemptsType =
FirstInitializationAttempts<Initialization, StringGenerator>;
FirstInitializationAttemptsType& mOwner;
const Initialization mInitialization;
public:
FirstInitializationAttemptImpl(FirstInitializationAttemptsType& aOwner,
const Initialization aInitialization)
: mOwner(aOwner), mInitialization(aInitialization) {}
bool Recorded() const {
return mOwner.FirstInitializationAttemptRecorded(mInitialization);
}
void Record(const nsresult aRv) const {
mOwner.RecordFirstInitializationAttempt(mInitialization, aRv);
}
};
template <typename Func>
auto WithFirstInitializationAttempt(const Initialization aInitialization,
Func&& aFunc)
-> std::invoke_result_t<Func, FirstInitializationAttemptImpl&&> {
return std::forward<Func>(aFunc)(
FirstInitializationAttemptImpl(*this, aInitialization));
}
bool FirstInitializationAttemptRecorded(
const Initialization aInitialization) const {
return static_cast<bool>(mFirstInitializationAttempts & aInitialization);
}
void RecordFirstInitializationAttempt(const Initialization aInitialization,
nsresult aRv);
void ResetFirstInitializationAttempts() {
mFirstInitializationAttempts = Initialization::None;
}
};
template <typename Initialization, typename StringGenerator>
using FirstInitializationAttempt = typename FirstInitializationAttempts<
Initialization, StringGenerator>::FirstInitializationAttemptImpl;
} // namespace mozilla::dom::quota
#endif // DOM_QUOTA_FIRSTINITIALIZATIONATTEMPTS_H_