&gt; what (generic) code is `super` syntactic sugar for?<p><pre><code>  super.propertyOnSuper ~= this.__proto__.propertyOnSuper

  super() in constructor ~= ParentConstructor.call(this)
</code></pre>
and some tools provide such things like this.super_:<p><a href="https:&#x2F;&#x2F;github.com&#x2F;isaacs&#x2F;inherits&#x2F;blob&#x2F;3af5a10c6b51f9e99d9f90394645d7ea630d5eaa&#x2F;inherits_browser.js#L17" rel="nofollow">https:&#x2F;&#x2F;github.com&#x2F;isaacs&#x2F;inherits&#x2F;blob&#x2F;3af5a10c6b51f9e99d9f...</a>