/**
 * Creates a promise that can be used as a handle. It will not raise errors when rejected until it is explicitly
 * awaited or catch is set. The promise additionally has following methods:
 * - `resolve(value)` resolves the promise with specified value
 * - `reject(error)` rejects the promise with specified error
 * - `timeout(milliseconds, errorMessage)` adds a timeout to reject the promise with `TimeoutError`
 * @return {Promise} Modified handle promise
 */
export declare function createHandlePromise(): any;
/**
 * Waits specified delay
 * @param {Number} ms Milliseconds to wait
 * @return {Promise} Promise resolving when the delay has ended
 */
export declare function delay(ms: any): Promise<unknown>;
/**
 * Assembles log4js config from logging level map
 * @param {Object} [config] log4js config
 * @param {String} [config.defaultLevel = 'INFO'] Default logging level
 * @param {Object} [config.levels] Logging levels
 * @return {Object} Log4js config
 */
export declare function assembleLog4jsConfig(config?: any): {
    appenders: {
        console: {
            type: string;
        };
    };
    categories: {
        default: {
            appenders: string[];
            level: any;
        };
    };
};