Stackoverflow Question 42680122

controllers.application.js

import Ember from 'ember';

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

helpers.field-extractor.js

import Ember from 'ember';

export function fieldExtractor(params/*, hash*/) {
  let object = params[0];
  let result = [];
  for (const key in object) {
    if (object.hasOwnProperty(key)) {
      result.push(key);
    }
  }
  
  return result;
}

export default Ember.Helper.helper(fieldExtractor);

routes.index.js

import Ember from 'ember';

var data = {
  "employee": [{
    "id": "1001",
    "name": "Employee1",
    "address": {
      "Street": "25 West Street",
      "city": "City1",
      "state": "State1",
      "Country": "US"
    }
  }]
};

export default Ember.Route.extend({
  model() {
    return data;
  }
});

templates.application.hbs

<h1>Welcome to {{appName}}</h1>
<br>
<br>
{{outlet}}
<br>
<br>

templates.index.hbs

{{#each model.employee as |employee|}}
	id: {{employee.id}}<br>
  name: {{employee.name}}<br>
  address: {{employee.address.Street}}, {{employee.address.city}}, {{employee.address.state}}, {{employee.address.Country}}
  <br><br><br>
  This object has following fields:
  {{field-extractor employee}}
{{/each}}

twiddle.json

{
  "version": "0.11.1",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/1.11.3/jquery.js",
    "ember": "2.11.0",
    "ember-data": "2.11.0",
    "ember-template-compiler": "2.11.0",
    "ember-testing": "2.11.0"
  },
  "addons": {}
}