import { Draft } from 'immer'; import { StateCreator, StoreMutatorIdentifier } from '../vanilla'; type Immer = <T, Mps extends [ StoreMutatorIdentifier, unknown ][] = [ ], Mcs extends [ StoreMutatorIdentifier, unknown ][] = [ ]>(initializer: StateCreator<T, [ ...Mps, [ 'zustand/immer', never ] ], Mcs>) => StateCreator<T, Mps, [ [ 'zustand/immer', never ], ...Mcs ]>; declare module '../vanilla' { interface StoreMutators<S, A> { ['zustand/immer']: WithImmer<S>; } } type Write<T, U> = Pick<T, Exclude<keyof T, keyof U>> & U; type SkipTwo<T> = T extends { length: 0; } ? [ ] : T extends { length: 1; } ? [ ] : T extends { length: 0 | 1; } ? [ ] : T extends [ unknown, unknown, ...infer A ] ? A : T extends [ unknown, unknown?, ...infer A ] ? A : T extends [ unknown?, unknown?, ...infer A ] ? A : never; type WithImmer<S> = Write<S, StoreImmer<S>>; type StoreImmer<S> = S extends { getState: () => infer T; setState: infer SetState; } ? SetState extends (...a: infer A) => infer Sr ? { setState(nextStateOrUpdater: T | Partial<T> | ((state: Draft<T>) => void), shouldReplace?: boolean | undefined, ...a: SkipTwo<A>): Sr; } : never : never; export declare const immer: Immer; export {};