extend _findFromPoint to support Vertex

[adam-urbanczyk]

Fixes #1845

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 96.29%. Comparing base (f754469) to head (373c2ba).
⚠️ Report is 10 commits behind head on master.

Additional details and impacted files

@@            Coverage Diff             @@
##           master    #1853      +/-   ##
==========================================
+ Coverage   95.66%   96.29%   +0.63%     
==========================================
  Files          28       30       +2     
  Lines        7431    10048    +2617     
  Branches     1122     1740     +618     
==========================================
+ Hits         7109     9676    +2567     
- Misses        193      226      +33     
- Partials      129      146      +17     

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[jmwright]

@adam-urbanczyk Do you want to try to include this PR in the June release too?

[adam-urbanczyk]

I think so. I'll just add a test and it should be good to go.

[jmwright]

Thanks @adam-urbanczyk !