/**
 * Measures the time needed to execute the given action and logs it using the given logger.
 * @param action The action whose time is to measured.
 * @param logger The logger the response time should be logged with. console will be used by default.
 * @param logMessageFormat The format of the log message. You can use the `$(time)` placeholder,
 *                         which will be replaced with the execution time in milliseconds.
 * @param warningThreshold
 * @returns
 */
export declare function logExecutionTime<T>(action: () => Promise<T>, logMessageFormat?: string, warningThreshold?: number, logger?: {
    info(message: string): void;
    warn(message: string): void;
}): Promise<T>;
/**
 * Method decorator which measures the time needed to execute the decorated method.
 * It retrieves a logger from `TransportLoggerFactory` for class owning the method.
 * If `TransportLoggerFactory` is not initialized, `console` is used instead.
 * @param logMessageFormat
 *   Format for the log message. Supports the following placeholders:
 *     $(method) (name of the called method as is)
 *     $(time) (the execution time)
 *     $(arg0) (the first argument of the called method)
 *     $(arg1) (the second argument of the called method)
 *     $(arg2) (the third argument of the called method)
 */
export declare function logExecutionTimeDecorator(logMessageFormat?: string): (target: any, propertyKey: string, descriptor: PropertyDescriptor) => void;
//# sourceMappingURL=logExecutionTime.d.ts.map