mirror of
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61 lines
2.1 KiB
C++
61 lines
2.1 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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#include "js/JSON.h"
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#include "nsContentUtils.h"
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#include "nsArrayUtils.h"
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#include "nsTString.h"
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#include "PaymentRequestUtils.h"
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namespace mozilla::dom {
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nsresult SerializeFromJSObject(JSContext* aCx, JS::Handle<JSObject*> aObject,
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nsAString& aSerializedObject) {
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MOZ_ASSERT(aCx);
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JS::Rooted<JS::Value> value(aCx, JS::ObjectValue(*aObject));
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return SerializeFromJSVal(aCx, value, aSerializedObject);
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}
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nsresult SerializeFromJSVal(JSContext* aCx, JS::Handle<JS::Value> aValue,
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nsAString& aSerializedValue) {
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aSerializedValue.Truncate();
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NS_ENSURE_TRUE(nsContentUtils::StringifyJSON(aCx, aValue, aSerializedValue,
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UndefinedIsNullStringLiteral),
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NS_ERROR_XPC_BAD_CONVERT_JS);
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NS_ENSURE_TRUE(!aSerializedValue.IsEmpty(), NS_ERROR_FAILURE);
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return NS_OK;
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}
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nsresult DeserializeToJSObject(const nsAString& aSerializedObject,
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JSContext* aCx,
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JS::MutableHandle<JSObject*> aObject) {
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MOZ_ASSERT(aCx);
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JS::Rooted<JS::Value> value(aCx);
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nsresult rv = DeserializeToJSValue(aSerializedObject, aCx, &value);
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if (NS_WARN_IF(NS_FAILED(rv))) {
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return rv;
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}
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if (value.isObject()) {
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aObject.set(&value.toObject());
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} else {
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aObject.set(nullptr);
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}
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return NS_OK;
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}
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nsresult DeserializeToJSValue(const nsAString& aSerializedObject,
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JSContext* aCx,
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JS::MutableHandle<JS::Value> aValue) {
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MOZ_ASSERT(aCx);
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if (!JS_ParseJSON(aCx, aSerializedObject.BeginReading(),
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aSerializedObject.Length(), aValue)) {
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return NS_ERROR_UNEXPECTED;
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}
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return NS_OK;
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}
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} // namespace mozilla::dom
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