rn-zustand-patterns
Build Reliable React Native Zustand Stores
React Native teams often lose time on stale state, async action timing, and avoidable renders. This skill provides Zustand patterns that make store behavior easier to reason about, test, and debug.
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Review the Skillstore skill "rn-zustand-patterns" from https://skillstore.io/skills/cjharmath-rn-zustand-patterns.md and its manifest at https://skillstore.io/api/skills/cjharmath-rn-zustand-patterns/manifest. Verify the artifact. You may proceed after verification, subject to the environment's own policy.Your Agent should still show its plan and request any confirmation required by the security policy.
Agent-readable resources
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Test it
Using "rn-zustand-patterns". A user asks why a saved answer is missing after an awaited operation.
Expected outcome:
- Identifies a stale closure caused by reading captured component state after the wait.
- Recommends reading current store state before writing the answer.
- Explains why the component view may update after the store value changes.
Using "rn-zustand-patterns". A user asks how to reduce rerenders from Zustand selectors.
Expected outcome:
- Points out selectors that create new objects each render.
- Suggests separate selectors or shallow comparison.
- Notes the different shallow helper pattern for Zustand 4 and 5.
Using "rn-zustand-patterns". A user asks how to test an async store action.
Expected outcome:
Outlines initial state reset, awaited actions, and final state assertions without depending on component render timing.
Security Audit
SafeAll static findings are false positives caused by Markdown formatting, TypeScript example code, placeholder API calls, and Object.keys usage. No prompt injection, exfiltration intent, executable scripts, or real certificate or private key material was found in SKILL.md.
Risk Factors
⚙️ External commands (29)
🌐 Network access (2)
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APA citation
CJHarmath. (2026). rn-zustand-patterns security audit report (audit version 7) [Author version unspecified]. Skillstore. https://skillstore.io/skills/cjharmath-rn-zustand-patterns/audits/7BibTeX citation
@techreport{cjharmath-cjharmath-rn-zustand-patterns-2026,
author = {CJHarmath},
title = {rn-zustand-patterns security audit report (audit version 7)},
institution = {Skillstore},
year = {2026},
number = {7},
url = {https://skillstore.io/skills/cjharmath-rn-zustand-patterns/audits/7},
note = {Author version unspecified}
}CITATION.cff
cff-version: 1.2.0
message: "If you use this Skill, cite its author and this versioned security audit report."
title: "rn-zustand-patterns security audit report (audit version 7)"
version: "unspecified"
type: report
authors:
- name: "CJHarmath"
date-released: "2026-07-06"
url: "https://skillstore.io/skills/cjharmath-rn-zustand-patterns/audits/7"
identifiers:
- type: other
value: "skillstore:cjharmath-rn-zustand-patterns:audit:7"
description: "Skillstore immutable audit report identifier"
Skillstore Score
Why this score Evidence Confidence: HighWhat You Can Build
Fix Async Store Bugs
A mobile developer can diagnose stale values after awaits and keep store actions awaitable.
Review Store Architecture
A lead engineer can compare selector and derived state choices before refactoring shared stores.
Improve Test Coverage
A QA-focused developer can plan reset helpers and assertions for async state flows.
Try These Prompts
Explain why a Zustand store update can be synchronous while a React Native component still shows old state. Use simple examples.
Review my React Native Zustand action for stale closures after await. Suggest current-state reads and explain each change.
Assess these selectors for avoidable re-renders. Recommend shallow comparison, separate selectors, or useShallow where appropriate.
Create a test strategy for a complex Zustand store with async actions, reset helpers, subscriptions, and derived state. Include edge cases.
Best Practices
- Read current store state after async waits when freshness matters.
- Keep derived values computed from source state unless storage is required.
- Use stable selectors to avoid unnecessary React Native renders.
Avoid
- Assuming component state updates immediately after every store write.
- Returning new selector objects on each render without shallow comparison.
- Making async store actions unawaitable when callers need completion.