export type GridColumnIndex = number;
export type GridCellColSpanInfo = {
  spannedByColSpan: true;
  rightVisibleCellIndex: GridColumnIndex;
  leftVisibleCellIndex: GridColumnIndex;
} | {
  spannedByColSpan: false;
  cellProps: {
    colSpan: number;
    width: number;
  };
};