import { StateContract } from '../state/contracts/state.contract';
import { Observable } from 'rxjs';
import { DeepPartial } from '../types/deep-partial';
import { StateContext } from '../state/contracts/state-context';
export declare abstract class AbstractState<T> implements StateContract<T> {
    private readonly meta;
    private readonly state;
    readonly ctx: StateContext<T>;
    readonly state$: Observable<T>;
    get snapshot(): T;
    patchState(patches: DeepPartial<T> | T): void;
    resetState(): void;
    setState(state: T): void;
}