fix: valid always throws an error if called with two arguments

[kewne]

No description provided.

[swantzter]

Thank you for the catch

[codecov]

Codecov Report

❌ Patch coverage is 0% with 1 line in your changes missing coverage. Please review.
✅ Project coverage is 91.39%. Comparing base (4f1a3c7) to head (315baad).
⚠️ Report is 12 commits behind head on main.

Files with missing lines	Patch %	Lines
src/index.ts	0.00%	1 Missing ⚠️

Additional details and impacted files

@@            Coverage Diff             @@
##             main      #39      +/-   ##
==========================================
- Coverage   92.06%   91.39%   -0.68%     
==========================================
  Files           5        5              
  Lines         580      604      +24     
  Branches       51       60       +9     
==========================================
+ Hits          534      552      +18     
+ Misses         42       41       -1     
- Partials        4       11       +7     

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