UNPKG

jotai

Version:

👻 Primitive and flexible state management for React

38 lines (37 loc) • 1.99 kB
import type { WritableAtom } from 'jotai/vanilla'; import { RESET } from './constants'; type Unsubscribe = () => void; type SetStateActionWithReset<Value> = Value | typeof RESET | ((prev: Value) => Value | typeof RESET); export interface AsyncStorage<Value> { getItem: (key: string, initialValue: Value) => PromiseLike<Value>; setItem: (key: string, newValue: Value) => PromiseLike<void>; removeItem: (key: string) => PromiseLike<void>; subscribe?: (key: string, callback: (value: Value) => void, initialValue: Value) => Unsubscribe; } export interface SyncStorage<Value> { getItem: (key: string, initialValue: Value) => Value; setItem: (key: string, newValue: Value) => void; removeItem: (key: string) => void; subscribe?: (key: string, callback: (value: Value) => void, initialValue: Value) => Unsubscribe; } export interface AsyncStringStorage { getItem: (key: string) => PromiseLike<string | null>; setItem: (key: string, newValue: string) => PromiseLike<void>; removeItem: (key: string) => PromiseLike<void>; } export interface SyncStringStorage { getItem: (key: string) => string | null; setItem: (key: string, newValue: string) => void; removeItem: (key: string) => void; } export declare function createJSONStorage<Value>(getStringStorage: () => AsyncStringStorage): AsyncStorage<Value>; export declare function createJSONStorage<Value>(getStringStorage: () => SyncStringStorage): SyncStorage<Value>; export declare function atomWithStorage<Value>(key: string, initialValue: Value, storage: AsyncStorage<Value>, unstable_options?: { unstable_getOnInit?: boolean; }): WritableAtom<Value | Promise<Value>, [ SetStateActionWithReset<Value | Promise<Value>> ], Promise<void>>; export declare function atomWithStorage<Value>(key: string, initialValue: Value, storage?: SyncStorage<Value>, unstable_options?: { unstable_getOnInit?: boolean; }): WritableAtom<Value, [SetStateActionWithReset<Value>], void>; export {};