/**
* Envelope is a wrapper around a message, it's sender and the destination Concern.
* It is used by the dispatcher to do message delivery.
* @param {Concern} to
* @param {Reference} from
* @param {*} message
*
* @property {Concern} to
* @property {Reference} from
* @property {*} message
*/
class Envelope {
constructor(to, from , message) {
}
}
export default Envelope