Refactor code

[alexander-akait]

This PR contains a:

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

Motivation / Use-Case

Avoid unnecessary complex some function

Breaking Changes

No

Additional Info

No

[codecov]

Codecov Report

Merging #826 into master will decrease coverage by <.01%.
The diff coverage is 98.33%.

@@            Coverage Diff             @@
##           master     #826      +/-   ##
==========================================
- Coverage   98.48%   98.47%   -0.01%     
==========================================
  Files          10       10              
  Lines         395      393       -2     
  Branches       95       90       -5     
==========================================
- Hits          389      387       -2     
  Misses          5        5              
  Partials        1        1

Impacted Files	Coverage Δ
lib/loader.js	100% <100%> (ø)	⬆️
lib/utils.js	90.32% <88.88%> (-1.35%)	⬇️

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