code: function createRenderData(tableData, cellIndexData) {
    const headerAligns = _getHeaderAligns(tableData);
    const renderData = cellIndexData.map(row => row.map(({rowIndex, colIndex}) => (util.extend({
      align: headerAligns[colIndex]
    }, tableData[rowIndex][colIndex]))));
  
    if (tableData.className) {
      renderData.className = tableData.className;
    }
  
    return renderData;
  }
docs: Create render data.
  @param {Array.<object>} tableData - table data
  @param {Array.<object>} cellIndexData - cell index data
  @returns {Array.<Array.<object>>}
  @ignore