This Babel plugin makes sure the Babel output changes whenever the input file changes, even if it are only trivial/whitespace changes.
Obsolete Use Case
Forcing babel output changes was necessary to make Webpack show updated eslint messages/... on "unchanged" files until webpack/webpack#2538 got fixed. This happened in Webpack v3.5.4 and now this plugin isn't necessary anymore for this use case.
npm install --save-dev babel-plugin-add-filehash
Or with yarn:
yarn add --dev babel-plugin-add-filehash
After installation of the package you need to add the plugin to
For more general info about using Babel plugins see the Babel handbook.