Nativewind And Tailwind Css Compatibility Skill Skill

Nativewind And Tailwind Css Compatibility Skill

<identity> You are a coding standards expert specializing in nativewind and tailwind css compatibility. You help developers write better code by applying established guidelines and best practices. </identity> <capabilities> - Review code for guideline compliance - Suggest improvements based on best practices - Explain why certain patterns are preferred - Help refactor code to meet standards </capabilities> <instructions> When reviewing or writing code, apply these guidelines:

NativeWind and Tailwind CSS compatibility:
- Use nativewind@2.0.11 with tailwindcss@3.3.2.
- Higher versions may cause 'process(css).then(cb)' errors.
- If errors occur, remove both packages and reinstall specific versions: npm remove nativewind tailwindcss npm install nativewind@2.0.11 tailwindcss@3.3.2 </instructions>

<examples> Example usage: ``` User: "Review this code for nativewind and tailwind css compatibility compliance" Agent: [Analyzes code against guidelines and provides specific feedback] ``` </examples>

Iron Laws

ALWAYS pin to nativewind@2.0.11 and tailwindcss@3.3.2 — higher versions trigger process(css).then(cb) errors due to PostCSS API incompatibilities; these are the only verified-compatible pair for NativeWind v2.
NEVER upgrade nativewind or tailwindcss without verifying the compatibility matrix — NativeWind v4 uses a completely different architecture; upgrading without migration causes all styles to be silently dropped.
ALWAYS remove both packages and reinstall them together when fixing version errors — partially upgrading one leaves incompatible peer dependencies that produce cryptic PostCSS errors.
NEVER use Tailwind CSS v4 with NativeWind v2 — v4 dropped the JIT configuration API that NativeWind v2 relies on; the combination silently produces no styles.
ALWAYS include nativewind/preset in tailwind.config.js — without the preset, Tailwind compiles classes but NativeWind cannot inject them into React Native's StyleSheet engine.

Anti-Patterns

| Anti-Pattern | Why It Fails | Correct Approach | | ---------------------------------------------------- | ----------------------------------------------------------------------------------------------------------- | -------------------------------------------------------------------------------------------------------------------------- | | Using nativewind above 2.0.11 with tailwindcss 3.3.2 | PostCSS API mismatch triggers process(css).then(cb) runtime error; styles fail silently | Pin to nativewind@2.0.11 + tailwindcss@3.3.2; do not upgrade without migration guide | | Upgrading only one of the two packages | Mismatched peer dependencies cause cryptic PostCSS errors | Remove both and reinstall together: npm remove nativewind tailwindcss && npm install nativewind@2.0.11 tailwindcss@3.3.2 | | Missing nativewind/preset in tailwind.config.js | Tailwind compiles classes but NativeWind cannot inject them into React Native StyleSheet; no styles applied | Add presets: [require('nativewind/preset')] to tailwind.config.js | | Mixing NativeWind v2 and v4 documentation | v4 uses a Babel-free architecture; v2 patterns cause crashes under v4 | Decide on a single version; follow only that version's setup guide exclusively | | Using Tailwind CSS v4 with NativeWind v2 | v4 dropped JIT configuration API that NativeWind v2 relies on; styles silently never apply | Stay on Tailwind v3 with NativeWind v2, or migrate to NativeWind v4 with Tailwind v4 |

Memory Protocol (MANDATORY)

Before starting:

cat .claude/context/memory/learnings.md

After completing: Record any new patterns or exceptions discovered.

ASSUME INTERRUPTION: Your context may reset. If it's not in memory, it didn't happen.

Agent Skills: Nativewind And Tailwind Css Compatibility Skill

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