import type { DateTimeString } from '../core/opaqueTypes';
export interface ITimeService {
    now(): DateTimeString;
    nowMs(): number;
    yearMonthDay(): {
        year: number;
        month: number;
        day: number;
    };
    fromNow(offsetMs: number): DateTimeString;
}
export declare class TimeService implements ITimeService {
    now(): string;
    nowMs(): number;
    yearMonthDay(): {
        year: number;
        month: number;
        day: number;
    };
    fromNow(offsetMs: number): DateTimeString;
}
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