recoil/cjs/recoil_values/Recoil_callbackTypes.js.flow

Recoil - A state management library for React

/**
 * Copyright (c) Meta Platforms, Inc. and affiliates.
 *
 * This source code is licensed under the MIT license found in the
 * LICENSE file in the root directory of this source tree.
 *
 * @flow strict-local
 * @format
 * @oncall recoil
 */

'use strict';

import type {DefaultValue} from '../core/Recoil_Node';
import type {RecoilState, RecoilValue} from '../core/Recoil_RecoilValue';

export type ValueOrUpdater<T> =
  | T
  | DefaultValue
  | ((prevValue: T) => T | DefaultValue);
export type GetRecoilValue = <T>(RecoilValue<T>) => T;
export type SetRecoilState = <T>(RecoilState<T>, ValueOrUpdater<T>) => void;
export type ResetRecoilState = <T>(RecoilState<T>) => void;

module.exports = ({}: {...});