fix null return when field is array

[vitorgamer58]

Fixes #40

Proposed Changes

1. Adjusts return if it is an empty item (null, undefined or [])

Readiness Checklist

Author/Contributor

• If documentation is needed for this change, has that been included in this pull request
• Remember to check if code coverage decrease, if so, please implement the necessary tests

Reviewing Maintainer

• Label as breaking if this is a large fundamental change
• Label as either automation, bug, documentation, enhancement, infrastructure, or performance

[codecov]

Codecov Report

All modified and coverable lines are covered by tests ✅

Project coverage is 95.81%. Comparing base (091670e) to head (0fc0f5f).
Report is 2 commits behind head on main.

❗ Current head 0fc0f5f differs from pull request most recent head ab2d23b. Consider uploading reports for the commit ab2d23b to get more accurate results

Additional details and impacted files

@@           Coverage Diff           @@
##             main      #41   +/-   ##
=======================================
  Coverage   95.81%   95.81%           
=======================================
  Files           3        3           
  Lines         239      239           
=======================================
  Hits          229      229           
  Misses         10       10           

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