Import useEffect normally#5501
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The `Layout` isn't wrapped in an ErrorBoundary, and this particular usage of `useEffect` seems to trip up HMR in the sandbox when replacing the app code. Instead, use a direct named import, which might be handled more nicely in vite.
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PR Summary
Modified React useEffect import strategy to improve Hot Module Replacement (HMR) behavior in the development sandbox environment.
- Changed from
React.useEffectto direct named import inreflex/.templates/jinja/web/pages/_app.js.jinja2 - Updated compiler imports in
reflex/compiler/compiler.pyto includeuseEffectas a named import alongside Fragment - Potential Issue:
useEffectis used but not explicitly imported in_app.js.jinja2, which needs to be addressed
2 files reviewed, 1 comment
Edit PR Review Bot Settings | Greptile
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| export function Layout({children}) { | ||
| React.useEffect(() => { | ||
| useEffect(() => { |
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logic: useEffect is used but not imported. Add import { useEffect } from 'react'; to the declaration block
Suggested change
| useEffect(() => { | |
| import { useEffect } from 'react'; | |
| useEffect(() => { |
CodSpeed Performance ReportMerging #5501 will not alter performanceComparing Summary
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adhami3310
approved these changes
Jun 26, 2025
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The
Layoutisn't wrapped in an ErrorBoundary, and this particular usage ofuseEffectseems to trip up HMR in the sandbox when replacing the app code. Instead, use a direct named import, which might be handled more nicely in vite.