82 lines
2.8 KiB
C++
82 lines
2.8 KiB
C++
/* -*- Mode: C++; tab-width: 8; indent-tabs-mode: nil; c-basic-offset: 2 -*- */
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/* vim: set ts=8 sts=2 et sw=2 tw=80: */
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/* This Source Code Form is subject to the terms of the Mozilla Public
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* License, v. 2.0. If a copy of the MPL was not distributed with this
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* file, You can obtain one at http://mozilla.org/MPL/2.0/. */
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#ifndef mozilla_dom_TestInterfaceAsyncIterableSingle_h
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#define mozilla_dom_TestInterfaceAsyncIterableSingle_h
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#include "IterableIterator.h"
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#include "nsCOMPtr.h"
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#include "nsWrapperCache.h"
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#include "nsTArray.h"
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class nsPIDOMWindowInner;
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namespace mozilla {
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class ErrorResult;
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namespace dom {
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class GlobalObject;
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struct TestInterfaceAsyncIterableSingleOptions;
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// Implementation of test binding for webidl iterable interfaces, using
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// primitives for value type
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class TestInterfaceAsyncIterableSingle : public nsISupports,
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public nsWrapperCache {
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public:
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NS_DECL_CYCLE_COLLECTING_ISUPPORTS
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NS_DECL_CYCLE_COLLECTION_WRAPPERCACHE_CLASS(TestInterfaceAsyncIterableSingle)
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explicit TestInterfaceAsyncIterableSingle(nsPIDOMWindowInner* aParent,
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bool aFailToInit = false);
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nsPIDOMWindowInner* GetParentObject() const;
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virtual JSObject* WrapObject(JSContext* aCx,
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JS::Handle<JSObject*> aGivenProto) override;
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static already_AddRefed<TestInterfaceAsyncIterableSingle> Constructor(
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const GlobalObject& aGlobal,
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const TestInterfaceAsyncIterableSingleOptions& aOptions, ErrorResult& rv);
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using Iterator = AsyncIterableIterator<TestInterfaceAsyncIterableSingle>;
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void InitAsyncIterator(Iterator* aIterator, ErrorResult& aError);
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void DestroyAsyncIterator(Iterator* aIterator);
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already_AddRefed<Promise> GetNextPromise(JSContext* aCx, Iterator* aIterator,
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ErrorResult& aRv);
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protected:
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struct IteratorData {
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IteratorData(int32_t aIndex, uint32_t aMultiplier)
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: mIndex(aIndex), mMultiplier(aMultiplier) {}
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~IteratorData() {
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if (mPromise) {
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mPromise->MaybeReject(NS_ERROR_DOM_ABORT_ERR);
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mPromise = nullptr;
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}
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}
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RefPtr<Promise> mPromise;
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uint32_t mIndex;
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uint32_t mMultiplier;
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};
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already_AddRefed<Promise> GetNextPromise(JSContext* aCx,
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IterableIteratorBase* aIterator,
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IteratorData* aData,
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ErrorResult& aRv);
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virtual ~TestInterfaceAsyncIterableSingle() = default;
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private:
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void ResolvePromise(IterableIteratorBase* aIterator, IteratorData* aData);
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nsCOMPtr<nsPIDOMWindowInner> mParent;
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bool mFailToInit;
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};
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} // namespace dom
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} // namespace mozilla
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#endif // mozilla_dom_TestInterfaceAsyncIterableSingle_h
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