text: import PropTypes from 'prop-types';
  export var fieldPropTypes = {
      addLabel: PropTypes.bool,
      sortBy: PropTypes.string,
      sortByOrder: PropTypes.oneOf(['ASC', 'DESC']),
      source: PropTypes.string,
      label: PropTypes.oneOfType([PropTypes.string, PropTypes.element]),
      sortable: PropTypes.bool,
      className: PropTypes.string,
      cellClassName: PropTypes.string,
      headerClassName: PropTypes.string,
      textAlign: PropTypes.oneOf(['right', 'left']),
      emptyText: PropTypes.string,
  };
  