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RFC: warn when returning different hooks on subsequent renders #14585
RFC: warn when returning different hooks on subsequent renders #14585
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like it says. adds a field to Hook to track effect 'type', and compares when cloning subsequently.
Maybe we could use react-debug-tools to print a warning that shows the expected the hook structure versus the actual one cc @bvaughn |
ReactDOM: size: 0.0%, gzip: 0.0% Details of bundled changes.Comparing: 3fbebb2...3ad6523 react-dom
react-art
react-native-renderer
react-test-renderer
react-reconciler
Generated by 🚫 dangerJS |
I’m thinking the message should emphasize the name of the top most hook that doesn’t match. Otherwise it’s not very helpful for custom hooks. |
packages/react-reconciler/src/__tests__/ReactHooks-test.internal.js
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I have an odd bug in my test, where even though I'm matching the warning message exactly, |
- numbered enum for hook types - s/hookType/_debugType - better dce
thanks for reviewing my PR on a sunday y'all :) |
a couple that are missing
EDIT: done |
need to verify dce still works
Looks like there's some overlap here with #14594 for tracking the hook name/type in DEV |
@aweary hrmm yeah you're right. I'll refactor. thanks for the catch! |
^ like it says. adds a field to
Hook
to track hook 'type', and compares when cloning on further renders.started this PR/mvp to discuss how you folks would like this implemented?
I have run the tests (and added one!)