refactor: fix compatibility with old browsers

[alexander-akait]

This PR contains a:

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

Motivation / Use-Case

Fix compatibility with old browsers, we don't release this yet, so I don't mark it as fix

Breaking Changes

No

Additional Info

No

[codecov]

Codecov Report

Base: 90.37% // Head: 90.37% // No change to project coverage 👍

Coverage data is based on head (3f1fa7e) compared to base (6ea0922).
Patch has no changes to coverable lines.

Additional details and impacted files

@@           Coverage Diff           @@
##           master    #1000   +/-   ##
=======================================
  Coverage   90.37%   90.37%           
=======================================
  Files           5        5           
  Lines         831      831           
  Branches      222      222           
=======================================
  Hits          751      751           
  Misses         70       70           
  Partials       10       10           

Impacted Files	Coverage Δ
src/index.js	96.30% <ø> (ø)

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