Full power of n:class in Latte templates

It may be easy to forget, that:

<div n:class="$isFoo ? 'foo bar' : 'bar'">

Can be simplified to:

<div n:class="$isfFoo ? 'foo', 'bar'">

Actually even the ugly apostrophes can be omitted:

<div n:class="$isFoo ? foo, bar">

Vivat Latte!