lib/writer/xelatex.js
function formatTable(table, links, notes) {
  var widths = [];
  var rows = table.map(function (row) {
    var cells = row.map(function (cell) {
      return formatSpans(cell, links, notes);
    });
    cells.forEach(function (cell, index) {
      widths[index] = Math.max(cell.length, widths[index] || 5);
      widths[index] = Math.min(widths[index], 50);
    });
    return cells.join(' & ');
  });

  var totalWidth = widths.reduce(function sum(val, width) { return val + width; }, 0);
  totalWidth = Math.max(totalWidth, 100);
  widths = widths.map(function (width) {
    var relativeWidth = width / totalWidth;
    return 'p{' + relativeWidth + '\\textwidth}';
  }).join(' | ');

  var str =
    '\\begin{longtable}{ | ' + widths + ' |}\n' +
    '\\hline\n' +
    rows.join(' \\\\\n\\hline\n') +
    ' \\\\\n' +
    '\\hline\n' +
    '\\end{longtable}';
  return str;
}
function formatTable(table, links, notes) {
  var widths = [];
  var rows = table.map(function (row) {
    var cells = row.map(function (cell) {
      return formatSpans(cell, links, notes);
    });
    cells.forEach(function (cell, index) {
      widths[index] = Math.max(cell.length, widths[index] || 5);
      widths[index] = Math.min(widths[index], 50);
    });
    return cells.join(' & ');
  });

  var totalWidth = widths.reduce(function sum(val, width) { return val + width; }, 0);
  totalWidth = Math.max(totalWidth, 100);
  widths = widths.map(function (width) {
    var relativeWidth = width / totalWidth;
    return 'p{' + relativeWidth + '\\textwidth}';
  }).join(' | ');

  var str =
    '\\begin{longtable}{ | ' + widths + ' |}\n' +
    '\\hline\n' +
    rows.join(' \\\\\n\\hline\n') +
    ' \\\\\n' +
    '\\hline\n' +
    '\\end{longtable}';
  return str;
}
function formatTable ( table , links , notes ) { var widths = [ ] ; var rows = table . map ( function ( row ) { var cells = row . map ( function ( cell ) { return formatSpans ( cell , links , notes ) ; } ) ; cells . forEach ( function ( cell , index ) { widths [ index ] = Math . max ( cell . length , widths [ index ] || 5 ) ; widths [ index ] = Math . min ( widths [ index ] , 50 ) ; } ) ; return cells . join ( ' & ' ) ; } ) ; var totalWidth = widths . reduce ( function sum ( val , width ) { return val + width ; } , 0 ) ; totalWidth = Math . max ( totalWidth , 100 ) ; widths = widths . map ( function ( width ) { var relativeWidth = width / totalWidth ; return 'p{' + relativeWidth + '\\textwidth}' ; } ) . join ( ' | ' ) ; var str = '\\begin{longtable}{ | ' + widths + ' |}\n' + '\\hline\n' + rows . join ( ' \\\\\n\\hline\n' ) + ' \\\\\n' + '\\hline\n' + '\\end{longtable}' ; return str ; }
table is array of rows, where row is array of cells, cell is array of spans
table is array of rows where row is array of cells cell is array of spans