/**
 * Define a module of code that will be executed with a web worker. This provides a simple
 * interface for moving chunks of logic off the main thread, and managing their dependencies
 * among one another.
 *
 * @param {object} options
 * @param {function} options.init
 * @param {array} [options.dependencies]
 * @param {function} [options.getTransferables]
 * @param {string} [options.name]
 * @param {string} [options.workerId]
 * @return {function(...[*]): {then}}
 */
export function defineWorkerModule(options: {
    init: Function;
    dependencies?: any[];
    getTransferables?: Function;
    name?: string;
    workerId?: string;
}): (...args: [any][]) => {
    then: any;
};
/**
 * Terminate an active Worker by a workerId that was passed to defineWorkerModule.
 * This only terminates the Worker itself; the worker module will remain available
 * and if you call it again its Worker will be respawned.
 * @param {string} workerId
 */
export function terminateWorker(workerId: string): void;
/**
 * Stringifies a function into a form that can be deserialized in the worker
 * @param fn
 */
export function stringifyFunction(fn: any): any;