fix: memory leak

[cap-Bernardito]

This PR contains a:

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

Motivation / Use-Case

Fixes webpack/webpack#13127 (comment)

Breaking Changes

No

Additional Info

No

[codecov]

Codecov Report

Merging #426 (88dcf5d) into master (3332a1d) will increase coverage by 0.06%.
The diff coverage is 100.00%.

@@            Coverage Diff             @@
##           master     #426      +/-   ##
==========================================
+ Coverage   96.99%   97.05%   +0.06%     
==========================================
  Files           4        4              
  Lines         133      136       +3     
  Branches       32       32              
==========================================
+ Hits          129      132       +3     
  Misses          4        4              

Impacted Files	Coverage Δ
src/index.js	100.00% <100.00%> (ø)
src/utils.js	97.70% <100.00%> (+0.02%)	⬆️

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