fix: position index out of bound

[gbrito]

should fix this #106

[codecov]

Codecov Report

✅ All modified and coverable lines are covered by tests.
✅ Project coverage is 57.59%. Comparing base (cd0350d) to head (a3d4f00).

Additional details and impacted files

@@            Coverage Diff             @@
##             main     #107      +/-   ##
==========================================
+ Coverage   57.48%   57.59%   +0.11%     
==========================================
  Files          28       28              
  Lines        8684     8707      +23     
  Branches     8684     8707      +23     
==========================================
+ Hits         4992     5015      +23     
  Misses       3435     3435              
  Partials      257      257              

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[Desdaemon]

Thank you! Will review this soon.