Subchapter 4.25

React Compiler Reanimated Shared Values

rules/react-compiler-reanimated-shared-values.mdMarkdown1 KBView on GitHub

Use .get() and .set() for Shared Values with React Compiler

With React Compiler enabled, use .get() and .set() instead of reading or writing .value directly on Reanimated shared values. The compiler can’t track property access—explicit methods ensure correct behavior.

React Compiler Reanimated Shared Values · Vercel React Native Skills · vercel-labs/agent-skills · Skills Docs

import { useSharedValue } from 'react-native-reanimated'

function Counter() {
  const count = useSharedValue(0)

  const increment = () => {
    count.value = count.value + 1 // opts out of react compiler
  }

  return <Button onPress={increment} title={`Count: ${count.value}`} />
}

import { useSharedValue } from 'react-native-reanimated'

function Counter() {
  const count = useSharedValue(0)

  const increment = () => {
    count.set(count.get() + 1)
  }

  return <Button onPress={increment} title={`Count: ${count.get()}`} />
}