import { Hex, HexCoordinates } from '../../hex';
import { RotationLike, Traverser } from '../types';
export declare function spiral<T extends Hex>({ radius, start, rotation }: SpiralOptions): Traverser<T>;
export interface SpiralOptions {
    start?: HexCoordinates;
    radius: number;
    rotation?: RotationLike;
}