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jotai

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👻 Primitive and flexible state management for React

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import type { Atom, PrimitiveAtom, WritableAtom } from './atom'; export type Getter = Parameters<Atom<unknown>['read']>[0]; export type Setter = Parameters<WritableAtom<unknown, unknown[], unknown>['write']>[1]; export type ExtractAtomValue<AtomType> = AtomType extends Atom<infer Value> ? Value : never; export type ExtractAtomArgs<AtomType> = AtomType extends WritableAtom<any, infer Args, any> ? Args : never; export type ExtractAtomResult<AtomType> = AtomType extends WritableAtom<any, any[], infer Result> ? Result : never; export type SetStateAction<Value> = ExtractAtomArgs<PrimitiveAtom<Value>>[0];