import { ChangeDetectorRef, NgZone, OnDestroy, PipeTransform } from '@angular/core';
export declare class TimeAgoPipe implements PipeTransform, OnDestroy {
    private _changeDetectorRef;
    private _ngZone;
    private _timer;
    constructor(_changeDetectorRef: ChangeDetectorRef, _ngZone: NgZone);
    transform(value: string): string;
    ngOnDestroy(): void;
    private _removeTimer;
    private _getSecondsUntilUpdate;
}
//# sourceMappingURL=time-ago.pipe.d.ts.map