fix: improve validation

[alexander-akait]

This PR contains a:

• bugfix
• new feature
• code refactor
• test update
• typo fix
• metadata update

Motivation / Use-Case

improve validation of names

Breaking Changes

No

Additional Info

No

[codecov]

Codecov Report

Merging #44 into master will not change coverage.
The diff coverage is 100.00%.

@@            Coverage Diff            @@
##            master       #44   +/-   ##
=========================================
  Coverage   100.00%   100.00%           
=========================================
  Files            3         3           
  Lines           95       114   +19     
  Branches        39        45    +6     
=========================================
+ Hits            95       114   +19     

Impacted Files	Coverage Δ
src/utils.js	100.00% <100.00%> (ø)

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