code: function joinRow(row, space) {
        var cells = row.map(function(cell, i) {
          var extraSpaces = repeat(' ', columnWidths[i] - cell.length).join('');
          return cell + extraSpaces;
        });
        space = space || ' ';
        return cells.join(space + '|' + space);
      }
docs: Join all elements in the row into a single string with | separators (appends extra spaces to each cell to make separators  | alligned)