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Avoid maximum listeners exceeded warning #4502

merged 2 commits into from May 19, 2022


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@lukastaegert lukastaegert commented May 19, 2022

This PR contains:

  • bugfix
  • feature
  • refactor
  • documentation
  • other

Are tests included?

  • yes (bugfixes and features will not be merged without tests)
  • no

Breaking Changes?

  • yes (breaking changes will not be merged unless absolutely necessary)
  • no

List any relevant issue numbers:


This avoids the warning about exceeding maxListeners for the beforeExit event by using a single event listener that re-emits the event on a local emitter with unlimited listeners.

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@github-actions github-actions bot commented May 19, 2022

Thank you for your contribution! ❤️

You can try out this pull request locally by installing Rollup via

npm install rollup/rollup#avoid-max-listeners-warning

or load it into the REPL:

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@codecov codecov bot commented May 19, 2022

Codecov Report

Merging #4502 (7cf4765) into master (bf1ff32) will increase coverage by 0.00%.
The diff coverage is 100.00%.

@@           Coverage Diff           @@
##           master    #4502   +/-   ##
  Coverage   98.74%   98.74%           
  Files         207      207           
  Lines        7342     7346    +4     
  Branches     2081     2081           
+ Hits         7250     7254    +4     
  Misses         33       33           
  Partials       59       59           
Impacted Files Coverage Δ
src/utils/hookActions.ts 95.23% <100.00%> (+1.12%) ⬆️

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@lukastaegert lukastaegert merged commit 0537d93 into master May 19, 2022
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@lukastaegert lukastaegert deleted the avoid-max-listeners-warning branch May 19, 2022
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