[multibot] Add sideEffects: false to package.json
#918
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…false` wherein libraries can indicate their ESM re-exports are side effect free and can be much more efficiently removed for smaller, faster final bundles. Lodash has already rolled out this change in https://unpkg.com/lodash-es@4.17.5/package.json ## Issues This was originally uncovered / discussed at length in: * webpack/webpack#1750 This PR should resolve the issues discussed in: * #549 * FormidableLabs/redux-little-router#262 ## Changes * Add `sideEffects: false` to `package.json` to allow webpack4 tree-shaking to actually remove all unused code. > This PR has been automatically opened by your friendly [`multibot`](https://github.com/FormidableLabs/multibot/). The transform code and documentation is available at: https://github.com/FormidableLabs/multibot-examples/tree/master/transforms/webpack-side-effects
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webpack@4/webpack@nextwill supportpackage.json:sideEffects: falsewherein libraries can indicate their ESM re-exports are side effect free and can be much more efficiently removed for smaller, faster final bundles.Lodash has already rolled out this change in
https://unpkg.com/lodash-es@4.17.5/package.json
Issues
This was originally uncovered / discussed at length in:
This PR should resolve the issues discussed in:
Changes
sideEffects: falsetopackage.jsonto allow webpack4 tree-shaking to actually remove all unused code.