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[DevTools] Minify backend #34507

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Merged
merged 1 commit into from
Sep 17, 2025
+20 −3
Merged

[DevTools] Minify backend #34507

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23 changes: 20 additions & 3 deletions packages/react-devtools-extensions/webpack.backend.js
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Original file line number Diff line number Diff line change
Expand Up @@ -2,6 +2,7 @@

const {resolve, isAbsolute, relative} = require('path');
const Webpack = require('webpack');
const TerserPlugin = require('terser-webpack-plugin');

const {resolveFeatureFlags} = require('react-devtools-shared/buildUtils');
const SourceMapIgnoreListPlugin = require('react-devtools-shared/SourceMapIgnoreListPlugin');
Expand Down Expand Up @@ -56,16 +57,32 @@ module.exports = {
},
},
optimization: {
minimize: false,
minimize: !__DEV__,
minimizer: [
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Same options as in packages/react-devtools-extensions/webpack.config.js. I'll merge these two configs once they're similar enough.

new TerserPlugin({
terserOptions: {
compress: {
unused: true,
dead_code: true,
},
mangle: {
keep_fnames: true,
},
format: {
comments: false,
},
},
extractComments: false,
}),
],
},
plugins: [
new Webpack.ProvidePlugin({
process: 'process/browser',
}),
new Webpack.DefinePlugin({
__DEV__: true,
__DEV__,
__PROFILE__: false,
__DEV____DEV__: true,
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Seems like a mistake. react-devtools-extensions/webpack.config.js doesn't define that var either.

// By importing `shared/` we may import ReactFeatureFlags
__EXPERIMENTAL__: true,
'process.env.DEVTOOLS_PACKAGE': `"react-devtools-extensions"`,
Expand Down
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