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Test - React.Profiler doesn't work with React 19 in Production build #1 #1

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Test - React.Profiler doesn't work with React 19 in Production build #1 #1

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1c46d47
Use <Profiler>
yesquesasi Apr 23, 2025
588e5c1
Enable React.Profiler in Prod build
yesquesasi Apr 23, 2025
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5 changes: 5 additions & 0 deletions config/webpack.prod.js
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Original file line number Diff line number Diff line change
Expand Up @@ -26,6 +26,11 @@ module.exports = merge(common, {
chunkFilename: '[id].css',
}),
],
resolve: {
alias: {
'react-dom$': 'react-dom/profiling',
}
},

module: {
rules: [
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15 changes: 9 additions & 6 deletions src/components/App/index.js
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Expand Up @@ -2,7 +2,7 @@
//import '@babel/polyfill';
//import 'regenerator-runtime/runtime';

import React from "react";
import React, { Profiler } from "react";
import ReactDOM from "react-dom";

// Note: Using an Alias in Webpack
Expand All @@ -17,13 +17,16 @@ class App extends React.Component {

return (
<div>
<Header />
<Menu />
<Bottom />

<Profiler id="TEST" onRender={(_, phase) => {
console.log('phase', phase)
}}>
<Header />
<Menu />
<Bottom />
</Profiler>
</div>
);
}
}

export default App;
export default App;