/* -*- 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/TextEncoder.h"

#include "mozilla/Encoding.h"

namespace mozilla {

namespace dom {

void

TextEncoder::Init()

{

}

void

TextEncoder::Encode(JSContext* aCx,

                    JS::Handle<JSObject*> aObj,

                    const nsAString& aString,

                    JS::MutableHandle<JSObject*> aRetval,

                    ErrorResult& aRv)

{

  nsAutoCString utf8;

  nsresult rv;

  const Encoding* ignored;

  Tie(rv, ignored) = UTF_8_ENCODING->Encode(aString, utf8);

  if (NS_FAILED(rv)) {

    aRv.Throw(rv);

    return;

  }

  JSAutoRealm ar(aCx, aObj);

  JSObject* outView = Uint8Array::Create(

    aCx, utf8.Length(), reinterpret_cast<const uint8_t*>(utf8.BeginReading()));

  if (!outView) {

    aRv.Throw(NS_ERROR_OUT_OF_MEMORY);

    return;

  }

  aRetval.set(outView);

}

void

TextEncoder::GetEncoding(nsAString& aEncoding)

{

  aEncoding.AssignLiteral("utf-8");

}

} // namespace dom

} // namespace mozilla