import { Clock } from "../util/TimeUtil";
export declare class Throttler {
    private readonly limiter;
    constructor(limiter: ThrottleLimiter);
    static create(intervalMillis: number, limit: number, clock?: Clock): Throttler;
    execute<T>(accept: () => T, reject: () => T): T;
}
export declare class ThrottleLimiter {
    private readonly clock;
    private readonly intervalMillis;
    private readonly limit;
    private currentScope;
    constructor(clock: Clock, intervalMillis: number, limit: number);
    tryAcquire(): boolean;
    private refreshScopeIfNeeded;
}