phrasing content DOM mutation and other browser behaviours #566
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The following have been tested on IE11 (Win7/10) and Chrome 48 (OSX):
<phrasing-only>a<div>b</div></phrasing-only>does not mutate unlessphrasing-only === p<p>a<div>b</div>c</p>transforms to<p>a</p><div>b</div>c<p></p><br>x</br>transforms to<br>x<br>I've went through the whole list of HTML5 elements which claims to except phrasing content only, but the only one both browsers would mutate is
<p>, so the first item is exhaustively tested.The next two I've only tested some common cases but since the code only targets them specifically we can always expand on it if/when we discover more of these corner cases.