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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, You can obtain one at http://mozilla.org/MPL/2.0/. */
#include "mozilla/dom/FetchPriority.h"
#include "mozilla/Assertions.h"
#include "mozilla/Logging.h"
#include "mozilla/dom/RequestBinding.h"
#include "nsISupportsPriority.h"
#include "nsStringFwd.h"
namespace mozilla::dom {
const char* kFetchPriorityAttributeValueHigh = "high";
const char* kFetchPriorityAttributeValueLow = "low";
const char* kFetchPriorityAttributeValueAuto = "auto";
FetchPriority ToFetchPriority(RequestPriority aRequestPriority) {
switch (aRequestPriority) {
case RequestPriority::High: {
return FetchPriority::High;
}
case RequestPriority::Low: {
return FetchPriority::Low;
}
case RequestPriority::Auto: {
return FetchPriority::Auto;
}
default: {
MOZ_ASSERT_UNREACHABLE();
return FetchPriority::Auto;
}
}
}
#ifdef DEBUG
constexpr auto kPriorityHighest = "PRIORITY_HIGHEST"_ns;
constexpr auto kPriorityHigh = "PRIORITY_HIGH"_ns;
constexpr auto kPriorityNormal = "PRIORITY_NORMAL"_ns;
constexpr auto kPriorityLow = "PRIORITY_LOW"_ns;
constexpr auto kPriorityLowest = "PRIORITY_LOWEST"_ns;
constexpr auto kPriorityUnknown = "UNKNOWN"_ns;
/**
* See <nsISupportsPriority.idl>.
*/
static void SupportsPriorityToString(int32_t aSupportsPriority,
nsACString& aResult) {
switch (aSupportsPriority) {
case nsISupportsPriority::PRIORITY_HIGHEST: {
aResult = kPriorityHighest;
break;
}
case nsISupportsPriority::PRIORITY_HIGH: {
aResult = kPriorityHigh;
break;
}
case nsISupportsPriority::PRIORITY_NORMAL: {
aResult = kPriorityNormal;
break;
}
case nsISupportsPriority::PRIORITY_LOW: {
aResult = kPriorityLow;
break;
}
case nsISupportsPriority::PRIORITY_LOWEST: {
aResult = kPriorityLowest;
break;
}
default: {
aResult = kPriorityUnknown;
break;
}
}
}
static const char* ToString(FetchPriority aFetchPriority) {
switch (aFetchPriority) {
case FetchPriority::Auto: {
return kFetchPriorityAttributeValueAuto;
}
case FetchPriority::Low: {
return kFetchPriorityAttributeValueLow;
}
case FetchPriority::High: {
return kFetchPriorityAttributeValueHigh;
}
default: {
MOZ_ASSERT_UNREACHABLE();
return kFetchPriorityAttributeValueAuto;
}
}
}
#endif // DEBUG
void LogPriorityMapping(LazyLogModule& aLazyLogModule,
FetchPriority aFetchPriority,
int32_t aSupportsPriority) {
#ifdef DEBUG
nsDependentCString supportsPriority;
SupportsPriorityToString(aSupportsPriority, supportsPriority);
MOZ_LOG(aLazyLogModule, LogLevel::Debug,
("Mapping priority: %s -> %s", ToString(aFetchPriority),
supportsPriority.get()));
#endif // DEBUG
}
} // namespace mozilla::dom