text: /**
   * @module ol/extent/Corner
   */
  
  /**
   * Extent corner.
   * @enum {string}
   */
  export default {
    BOTTOM_LEFT: 'bottom-left',
    BOTTOM_RIGHT: 'bottom-right',
    TOP_LEFT: 'top-left',
    TOP_RIGHT: 'top-right'
  };
  