import { ErrorHandler, OnDestroy, PipeTransform } from '@angular/core';
import { Observable } from 'rxjs';
import * as i0 from "@angular/core";
export declare class IcPushPipe implements PipeTransform, OnDestroy {
    private pushPipe;
    constructor(errorHandler: ErrorHandler);
    transform<T>(value: Observable<T>): T | undefined;
    transform<T>(value: Observable<T>, defaultValue: T): T;
    ngOnDestroy(): void;
    static ɵfac: i0.ɵɵFactoryDeclaration<IcPushPipe, never>;
    static ɵpipe: i0.ɵɵPipeDeclaration<IcPushPipe, "icPush", true>;
}