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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,
#include "mozilla/dom/TestInterfaceAsyncIterableDouble.h"
#include "mozilla/dom/TestInterfaceJSMaplikeSetlikeIterableBinding.h"
#include "nsPIDOMWindow.h"
#include "mozilla/dom/BindingUtils.h"
namespace mozilla::dom {
NS_IMPL_CYCLE_COLLECTION_WRAPPERCACHE(TestInterfaceAsyncIterableDouble, mParent)
NS_IMPL_CYCLE_COLLECTING_ADDREF(TestInterfaceAsyncIterableDouble)
NS_IMPL_CYCLE_COLLECTING_RELEASE(TestInterfaceAsyncIterableDouble)
NS_INTERFACE_MAP_BEGIN_CYCLE_COLLECTION(TestInterfaceAsyncIterableDouble)
NS_WRAPPERCACHE_INTERFACE_MAP_ENTRY
NS_INTERFACE_MAP_ENTRY(nsISupports)
NS_INTERFACE_MAP_END
TestInterfaceAsyncIterableDouble::TestInterfaceAsyncIterableDouble(
nsPIDOMWindowInner* aParent)
: mParent(aParent) {
mValues.AppendElement(std::pair<nsString, nsString>(u"a"_ns, u"b"_ns));
mValues.AppendElement(std::pair<nsString, nsString>(u"c"_ns, u"d"_ns));
mValues.AppendElement(std::pair<nsString, nsString>(u"e"_ns, u"f"_ns));
}
// static
already_AddRefed<TestInterfaceAsyncIterableDouble>
TestInterfaceAsyncIterableDouble::Constructor(const GlobalObject& aGlobal,
ErrorResult& aRv) {
nsCOMPtr<nsPIDOMWindowInner> window =
do_QueryInterface(aGlobal.GetAsSupports());
if (!window) {
aRv.Throw(NS_ERROR_FAILURE);
return nullptr;
}
RefPtr<TestInterfaceAsyncIterableDouble> r =
new TestInterfaceAsyncIterableDouble(window);
return r.forget();
}
JSObject* TestInterfaceAsyncIterableDouble::WrapObject(
JSContext* aCx, JS::Handle<JSObject*> aGivenProto) {
return TestInterfaceAsyncIterableDouble_Binding::Wrap(aCx, this, aGivenProto);
}
nsPIDOMWindowInner* TestInterfaceAsyncIterableDouble::GetParentObject() const {
return mParent;
}
already_AddRefed<Promise>
TestInterfaceAsyncIterableDouble::GetNextIterationResult(Iterator* aIterator,
ErrorResult& aRv) {
RefPtr<Promise> promise = Promise::Create(mParent->AsGlobal(), aRv);
if (NS_WARN_IF(aRv.Failed())) {
return nullptr;
}
NS_DispatchToMainThread(NewRunnableMethod<RefPtr<Iterator>, RefPtr<Promise>>(
"TestInterfaceAsyncIterableDouble::GetNextIterationResult", this,
&TestInterfaceAsyncIterableDouble::ResolvePromise, aIterator, promise));
return promise.forget();
}
void TestInterfaceAsyncIterableDouble::ResolvePromise(Iterator* aIterator,
Promise* aPromise) {
IteratorData& data = aIterator->Data();
// Test data: ['a', 'b'], ['c', 'd'], ['e', 'f']
uint32_t idx = data.mIndex;
if (idx >= mValues.Length()) {
iterator_utils::ResolvePromiseForFinished(aPromise);
} else {
switch (aIterator->GetIteratorType()) {
case IterableIteratorBase::IteratorType::Keys:
aPromise->MaybeResolve(mValues[idx].first);
break;
case IterableIteratorBase::IteratorType::Values:
aPromise->MaybeResolve(mValues[idx].second);
break;
case IterableIteratorBase::IteratorType::Entries:
iterator_utils::ResolvePromiseWithKeyAndValue(
aPromise, mValues[idx].first, mValues[idx].second);
break;
}
data.mIndex++;
}
}
} // namespace mozilla::dom