As a member of the Professional Services Team here at Sencha, we are often asked for fix problems in our client’s apps. And the number one issue we can immediately detect is overnesting. But what’s overnesting, why it’s bad and how can we avoid it? Let’s check it out!

What is overnesting?

I’ve picked some quotes from our Sencha Forum users trying to verbalize what it is:

Overnesting is using an additional container that doesn’t actually do anything besides containing another component.

It adds no extra functionality, it’s a useless container…

Overnesting refers to nesting without reason.

Again, useless container…

Overnesting means have redundant panels in the hierarchy.

Good, has to do with the hierarchy…

Maybe it’s still not very clear…let’s see some code:
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