inline-and-block-component

components.test-component.js

import Ember from 'ember';

export default Ember.Component.extend({
  
});

controllers.application.js

import Ember from 'ember';

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

routes.application.js

import Ember from 'ember';

export default Ember.Route.extend({
  model: function(){
        var componentObj = {};
        componentObj.post = {
        "title":"is the title",
          "body":"Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua",
          "author":"My Name"
        };

        return componentObj;
    }
});

templates.application.hbs

<TestComponent @post={{this.model.post}} as |title body author|>
	{{body}} 
  <h3>{{title}}</h3>
  <h4>{{author}}</h4>
</TestComponent>

<hr><hr>

<TestComponent @post={{this.model.post}} />

{{outlet}}

templates.components.test-component.hbs

{{#if (has-block)}}
  {{yield @post.title @post.body @post.author}}
{{else}}
  <h1>{{@post.title}}</h1>
  <p class="author">Authored by {{@post.author}}</p>
  <p>{{@post.body}}</p>
{{/if}}

twiddle.json

{
  "version": "0.15.1",
  "EmberENV": {
    "FEATURES": {}
  },
  "options": {
    "use_pods": false,
    "enable-testing": false
  },
  "dependencies": {
    "jquery": "https://cdnjs.cloudflare.com/ajax/libs/jquery/3.3.1/jquery.js",
    "ember": "3.4.3",
    "ember-template-compiler": "3.4.3",
    "ember-testing": "3.4.3"
  },
  "addons": {
    "ember-data": "3.4.2"
  }
}