rhorge

rhorge / use-derive-state

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A React Hook that Creates a Derived State from a Reactive Value (Fixing the Cascading Updates Issue)

www.npmjs.compackageuse-derive-state derive-state derived-state derived-states hook hooks
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Found Feb 02, 2026 at 12 stars -- GitGems finds repos before they trend. Get early access to the next one.
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AI Analysis
TypeScript
AI Summary

A React hook that derives state from a reactive value like a prop, syncing them instantly without extra renders or cascading update issues.

How It Works

1
💭 Notice app lag

While building your interactive web app, you see that changing one part causes extra flickers or delays in another part.

2
🔍 Discover the fix

You learn about a handy tool called useDeriveState that keeps linked values in sync perfectly without any extra delays.

3
📦 Add the tool

You easily include this lightweight helper into your app's collection of building blocks.

4
✨ Link your values

In the part of your app that follows another, you use the tool to create a smooth follower value that matches instantly.

5
🧪 Try it out

You make changes and watch everything update in perfect harmony with no hiccups or extra redraws.

🎉 Smooth app magic

Your app now feels super responsive and professional, delighting everyone who uses it.

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AI-Generated Review

What is use-derive-state?

use-derive-state is a tiny TypeScript React hooks library that gives you `useDeriveState`, mirroring `useState`'s API to create local state derived from props or memoized values. It syncs changes instantly without extra renders or the cascading updates React performance tools flag—fixing that double-render headache when child state trails parent props. Drop it into any React 19.2+ app via `yarn add use-derive-state` for seamless state derivation in components.

Why is it gaining traction?

It stands out among react github projects by eliminating boilerplate `useEffect` hacks for prop-derived state, delivering one-render updates with full TypeScript inference and zero dependencies. Developers grab it for react github example projects or react github pages deploys where cascading issues kill perf, especially versus verbose alternatives like manual prev-state checks. The hook's simplicity hooks react copilot for react users tired of overengineered syncs.

Who should use this?

Frontend devs building nested React components with parent-child state sync, like dashboards deriving UI from prop changes. Perfect for react hook form setups where fields watch and validate cascading props, or react github calendar clones needing memoized derivations without perf hits. Skip if you're not hitting cascading warnings in your react github example project.

Verdict

Solid niche fix for cascading woes, with clear docs and small bundle, but 12 stars and 1.0% credibility score scream early-stage—test in a low-risk react github pdf export or prototype first. Promising react hooks library if React 19 perf matters.

(178 words)

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