Function _getInsertDirection

src/Sortable.js:1909–1915

* Gets the direction dragEl must be swapped relative to target in order to make it * seem that dragEl has been "inserted" into that element's position * @param {HTMLElement} target The target whose position dragEl is being inserted at * @return {Number} Direction dragEl m

(target)

 * @return {Number}                   Direction dragEl must be swapped
 */
function _getInsertDirection(target) {
	if (index(dragEl) < index(target)) {
		return 1;
	} else {
		return -1;
	}
}


/**