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/* 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 mozilla_PromiseNativeWrapper_h_
#define mozilla_PromiseNativeWrapper_h_
#include "mozilla/MozPromise.h"
#include "mozilla/dom/Promise.h"
#include "nsISupports.h"
#include "mozilla/dom/PromiseNativeHandler.h"
namespace mozilla {
// Helper for wrapping JS promises in MozPromise so they can be handled from C++
// side.
class PromiseNativeWrapper : public dom::PromiseNativeHandler {
public:
NS_DECL_ISUPPORTS
explicit PromiseNativeWrapper(
MozPromiseHolder<GenericNonExclusivePromise>&& aHolder)
: mHolder(std::move(aHolder)) {}
void ResolvedCallback(JSContext* aCx, JS::Handle<JS::Value> aValue,
ErrorResult& aRv) override {
mHolder.Resolve(true, __func__);
}
void RejectedCallback(JSContext* aCx, JS::Handle<JS::Value> aValue,
ErrorResult& aRv) override {
mHolder.Reject(NS_ERROR_FAILURE, __func__);
}
static RefPtr<GenericNonExclusivePromise> ConvertJSPromiseToMozPromise(
const RefPtr<dom::Promise>& jsPromise);
private:
~PromiseNativeWrapper() = default;
MozPromiseHolder<GenericNonExclusivePromise> mHolder;
};
} // namespace mozilla
#endif
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