/* 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/. */
'use strict';

self.port.on('echo', _ => {
  self.port.emit('echo', '');
});

self.port.emit('start', '');