New Twiddle

components.production-checker.js

import Ember from 'ember';

export default Ember.Component.extend({
  businessValidator: Ember.inject.service('business-validator'),
  doesBusinessValidate: Ember.computed('model', function() {
     if (this.get('businessValidator').validate(this.get('model'))) {
      return "Ready for business!";
     } else {
       return "Production is halted!";
     }
  })
});

controllers.application.js

import Ember from 'ember';

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

services.business-validator.js

import Ember from 'ember';

export default Ember.Service.extend({
  validate(business) {
    // mocj actual code
    return false;
  }
});

templates.application.hbs

{{production-checker}}

templates.components.production-checker.hbs

doesBusinessValidate:
{{doesBusinessValidate}}

twiddle.json

{
  "version": "0.8.1",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.5.1",
    "ember-data": "2.5.2",
    "ember-template-compiler": "2.5.1"
  }
}