><a href="#C1_L3" id=C1_L3></a><a href="#C1_L4" id=C1_L4></a><a href="#C1_L5" id=C1_L5></a><a href="#C1_L6" id=C1_L6></a><a href="#C1_L7" id=C1_L7></a><a href="#C1_L8" id=C1_L8></a></span></code></pre>
<p>Some of the features that Ember relies on, such as <a href="https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Classes#Field_declarations">class fields</a>
and <a href="https://github.com/tc39/proposal-decorators">decorators</a> have not yet been
fully finalized in JavaScript just yet, so we