it should avoid breaking between text and nodes, when the node fits on a line
<p>aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa (-{{ product.price }}-)</p>

<p>Ipsum. Praesent scelerisque tortor a justo. Quisque consequat libero erat<em>product.price</em>ok</p>

it should break between text and node when the group wouldn't fit on a line
<p>
  |============={{ 'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa' }}=============|
</p>

it should break between text and node when the child has linebreaks
printWidth: 30
<p>
  |============={{
    'aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa'
    | append: 'aaa'
  }}=============|
</p>

it should break parent and add WTC when the child breaks
<p>
  (-{% if liquid %}<span>aaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaaa</span>{% endif %}-)
</p>