import { PartialObserver } from "rxjs";
import { Emitter, ExpandValue, NoCheck, UnsubscribeSignal, Value } from "./interfaces";
export declare function isObject(value: unknown): value is {};
export declare function isEmitter(value: any): value is Emitter<any>;
export declare function isValue(value: any): value is Value<any>;
export declare function isSignal(value: any): value is UnsubscribeSignal;
export declare function isObserver(observer: any): observer is PartialObserver<any> | Function;
export declare function accept<T>(observer: PartialObserver<any> | ((value: T) => any), value: T, error: unknown, kind: string): any;
export declare function getPath(value: any, path: string[]): any;
export declare function walk<T extends {
    [key: string]: any;
}>(object: T, next: (value: any, path: string[], done: Function) => any, path?: string[], acc?: any): {
    [key: string]: any;
};
export declare function get<T extends {}>(value: T): ExpandValue<T>;
export declare function get<T>(value: Value<T>): T;
export declare function access<T extends {}>(value: T): ExpandValue<T>;
export declare function access<T>(value: Value<T>): T;
export declare function isClass(value: any): boolean;
export declare function noCheck<T extends {
    __check_phase: any;
}>(value: T): NoCheck<T>;