mark string array/object union fields as json

[adriangb]

No description provided.

[codecov-commenter]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 82.58%. Comparing base (484e74a) to head (ba419f8).

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #76      +/-   ##
==========================================
+ Coverage   82.46%   82.58%   +0.11%     
==========================================
  Files          15       15              
  Lines        1169     1177       +8     
  Branches     1169     1177       +8     
==========================================
+ Hits          964      972       +8     
  Misses        144      144              
  Partials       61       61              

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[davidhewitt]

As this is init inside of a once lock, I think there's not much point having the metadata be in a cached static as well. Otherwise, this is fine.

[adriangb]

thanks I had missed that