Ember-Concurrency evented()

components.my-component.js

import Ember from 'ember';
import { task, timeout } from 'ember-concurrency';

export default Ember.Component.extend({
  foo: task(function* () {
    throw new Error('bork');
  }).evented(),
  
  bar: Ember.on('foo:errored', function(_, error) {
    // This line does not get executed:
    this.log(`Event foo:errored: ${error.message}`);
  }),
  
  baz: task(function* () {
    while (true) {
      try {
        yield this.get('foo').perform();
      } catch (error) {
        this.log(`catch ${error.message}`);
      }
      yield timeout(2000);
    }
  }).on('init'),
  
  log(message) {
    let logs = this.get('logs') || [];
    logs.pushObject(message);
    this.set('logs', logs);
  }
});

controllers.application.js

import Ember from 'ember';

export default Ember.Controller.extend({
  appName: 'Ember Twiddle'
});

templates.application.hbs

{{my-component}}

templates.components.my-component.hbs

<ul>
  {{#each logs as |message|}}
    <li>{{message}}</li>
  {{/each}}
</ul>

twiddle.json

{
  "version": "0.15.0",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.js",
    "ember": "3.2.2",
    "ember-template-compiler": "3.2.2",
    "ember-testing": "3.2.2"
  },
  "addons": {
    "ember-data": "3.2.0",
    "ember-concurrency": "0.8.20"
  }
}