ember-cli-es5-shim/blueprints/ember-cli-es5-shim/index.js

This Ember CLI addon imports the es5-shim for your for add/addon.

'use strict';

module.exports = {
  normalizeEntityName: function() {},

  afterInstall: function() {
    return this.addBowerPackageToProject('es5-shim', '^4.5.8');
  }
};