/**
 * An asynchronous function.
 */
type Task<T> = () => Promise<T>;
/**
 * Options for {@link runParallel}.
 */
interface RunParallelOptions {
    /**
     * The number of tasks that can be executed in parallel.
     * Defaults to 4.
     */
    parallelTasks?: number;
}
/**
 * Runs the given array of tasks in parallel.
 * @param tasks The tasks the execute.
 * @param options Additional options.
 * @returns An array of promises that resolve to results, in the same order as `tasks`.
 */
declare function runParallel<T>(tasks: Task<T>[], options?: RunParallelOptions): Promise<T>[];

export { runParallel };
export type { RunParallelOptions, Task };