downshift/dist/hooks/utils/useEnhancedReducer.d.ts

🏎 A set of primitives to build simple, flexible, WAI-ARIA compliant React autocomplete, combobox or select dropdown components.

import { type Props, type Reducer } from './index.types';
/**
 * Computes the controlled state using a the previous state, props,
 * two reducers, one from downshift and an optional one from the user.
 * Also calls the onChange handlers for state values that have changed.
 *
 * @param reducer Reducer function from downshift.
 * @param props The hook props, also passed to createInitialState.
 * @param createInitialState Function that returns the initial state.
 * @param isStateEqual Function that checks if a previous state is equal to the next.
 * @returns An array with the state and an action dispatcher.
 */
export declare function useEnhancedReducer<S extends object, A extends {
    type: string;
}, P extends Props<S, A>>(reducer: Reducer<S, A>, props: P, createInitialState: (props: P) => S, isStateEqual: (prev: S, next: S) => boolean): [S, (action: A) => void];