The OneWayView module of a simple MVC implementation, in ES6 and module pattern

simpleMVC.OneWayView.js

/**
 * A 1-way View Module
 */
var simpleMVC = (function simpleMVC(simple) {
  'use strict';

  simple.OneWayView = function simpleOneWayView(model, selector) {

    this._model = model;
    this._selector = selector;

    // since not a 2-way, don't need to set this.onChanged

    // attach model listeners
    this._model.onSet.attach(
      () => this.show()
    );

  };

  simple.OneWayView.prototype = {
    show() {
      this._selector.innerHTML = this._model.get();
    },
  };

  return simple;
})(simpleMVC || {});