foo::part(bar)::before should work
Created attachment 380113 [details] patch
Created attachment 380114 [details] patch
Created attachment 380116 [details] patch
Comment on attachment 380116 [details] patch Clearing flags on attachment: 380116 Committed r250701: <https://trac.webkit.org/changeset/250701>
All reviewed patches have been landed. Closing bug.
<rdar://problem/55973607>