/**
 * ResponseTimeHandler
 *
 * Handles response time assertions.
 * Supports comparison operators: <, >, <=, >=, exact match
 */
import { HttpResponse } from '../../types';
import { IAssertionHandler, AssertionResult } from '../IAssertionHandler';
export declare class ResponseTimeHandler implements IAssertionHandler {
    readonly type = "responsetime";
    canHandle(key: string): boolean;
    assert(key: string, value: string, response: HttpResponse): AssertionResult;
    private parseValue;
    private compare;
}