import { Coord } from '@turf/helpers';

/**
 * Takes two {@link Point|points} and finds the geographic bearing between them,
 * i.e. the angle measured in degrees from the north line (0 degrees)
 *
 * @function
 * @param {Coord} start starting Point
 * @param {Coord} end ending Point
 * @param {Object} [options={}] Optional parameters
 * @param {boolean} [options.final=false] calculates the final bearing if true
 * @returns {number} bearing in decimal degrees, between -180 and 180 degrees (positive clockwise)
 * @example
 * var point1 = turf.point([-75.343, 39.984]);
 * var point2 = turf.point([-75.534, 39.123]);
 *
 * var bearing = turf.bearing(point1, point2);
 *
 * //addToMap
 * var addToMap = [point1, point2]
 * point1.properties['marker-color'] = '#f00'
 * point2.properties['marker-color'] = '#0f0'
 * point1.properties.bearing = bearing
 */
declare function bearing(start: Coord, end: Coord, options?: {
    final?: boolean;
}): number;

export { bearing, bearing as default };