react-native-reanimated/lib/typescript/reanimated2/hook/useAnimatedReaction.d.ts

More powerful alternative to Animated library for React Native.

import type { DependencyList } from './commonTypes';
/**
 * Lets you to respond to changes in a [shared value](https://docs.swmansion.com/react-native-reanimated/docs/fundamentals/glossary#shared-value). It's especially useful when comparing values previously stored in the shared value with the current one.
 *
 * @param prepare - A function that should return a value to which you'd like to react.
 * @param react - A function that reacts to changes in the value returned by the `prepare` function.
 * @param dependencies - an optional array of dependencies. Only relevant when using Reanimated without the Babel plugin on the Web.
 * @see https://docs.swmansion.com/react-native-reanimated/docs/advanced/useAnimatedReaction
 */
export declare function useAnimatedReaction<PreparedResult>(prepare: () => PreparedResult, react: (prepared: PreparedResult, previous: PreparedResult | null) => void, dependencies?: DependencyList): void;