jotai
Version:
👻 Next gen state management that will spook you
8 lines (7 loc) • 610 B
text/typescript
import type { Atom, PrimitiveAtom, WritableAtom } from './atom.mjs';
export type Getter = Parameters<Atom<unknown>['read']>[0];
export type Setter = Parameters<WritableAtom<unknown, unknown>['write']>[1];
export type ExtractAtomValue<AtomType> = AtomType extends Atom<infer Value> ? Value : never;
export type ExtractAtomUpdate<AtomType> = AtomType extends WritableAtom<unknown, infer Update> ? Update : never;
export type ExtractAtomResult<AtomType> = AtomType extends WritableAtom<unknown, unknown, infer Result> ? Result : never;
export type SetStateAction<Value> = ExtractAtomUpdate<PrimitiveAtom<Value>>;